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Science News for November 26, 2014


Amazonian shrimps: An underwater world still unknown

Researchers uncovered a third unknown species of freshwater shrimp, similar to Palaemon ivonicus, with genetic data revealing divergent lineages about 10 million years ago. This study highlights the importance of molecular tools for discovering new species in complex environments like Amazonia.

SourcePensoft Publishers·JournalZooKeys·DateNov 26, 2014

Human antibodies produced in DNA-vaccinated cows protect in lethal models of hantavirus

Scientists have developed protective human antibodies using DNA-vaccinated cows, which showed potent neutralizing activity against two types of hantaviruses. The antibodies protected hamsters from lethal disease caused by these viruses, with seven out of eight treated animals surviving without symptoms.

SourceUS Army Medical Research Institute of Infectious Diseases·JournalScience Translational Medicine·DateNov 26, 2014

Matched 'hybrid' systems may hold key to wider use of renewable energy

Researchers say that improved storage technologies and hybrid systems could address the variable nature of alternative energy, making them more cost-effective and efficient. Advanced energy storage and smart-grid connections are being explored to match different forms of renewable energy and provide a consistent power supply.

SourceOregon State University·JournalThe Electricity Journal·DateNov 26, 2014
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Study unlocks basis of key immune protein's two-faced role

A Brigham and Women's Hospital-led team identified a critical TIM-3 partner, CEACAM-1, which determines the protein's behavior. The findings suggest that blocking both CEACAM-1 and TIM-3 could enhance anti-tumor responses in cancer and improve treatments for diseases like HIV.

SourceBrigham and Women's Hospital·JournalNature·DateNov 26, 2014

Two studies identify a detectable, pre-cancerous state in the blood

Two studies found a subset of somatic mutations in DNA samples from healthy individuals that significantly increase the risk of developing blood cancers. The 'pre-malignant' state becomes more common with age and can be detected by sequencing DNA from blood.

SourceBroad Institute of MIT and Harvard·JournalNew England Journal of Medicine·DateNov 26, 2014

Using supermassive black holes to measure cosmic distances

Using supermassive black holes to measure cosmic distances provides precise distance measurements, removing uncertainty in calculating their mass. The new method shows that supermassive black holes are 40% heavier than previously estimated, fundamentally changing determinations of black hole masses.

SourceUniversity of Copenhagen - Niels Bohr Institute·JournalNature·DateNov 26, 2014

Protons fuel graphene prospects

Researchers discovered that protons pass through ultra-thin graphene crystals surprisingly easily, making them attractive for proton-conducting membranes. This breakthrough could improve the efficiency and durability of fuel cells, which use oxygen and hydrogen to convert chemical energy into electricity.

SourceUniversity of Manchester·JournalNature·DateNov 26, 2014
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Trial shows new imaging system may cut X-ray exposure for liver cancer patients

A new imaging system has shown potential to reduce radiation exposure for patients undergoing intra-arterial therapy (IAT) for liver cancer, with a reduction of up to 80%, compared to standard X-ray platforms. The AlluraClarity platform uses real-time image processing algorithms to achieve high-quality images at lower radiation power.

SourceJohns Hopkins Medicine·DateNov 26, 2014

Modeling the past to understand the future of a stronger El Nino

A team of researchers used state-of-the-art computer models to examine the influence of atmospheric carbon dioxide, ice sheet melting and changes in Earth's orbit on El Nino over the last 21,000 years. The study found that El Nino has intensified over the past 6,000 years, with feedbacks between ocean and atmosphere growing stronger.

SourceUniversity of Wisconsin-Madison·JournalNature·DateNov 26, 2014

Copper on the brain at rest

Researchers at Berkeley Lab found that proper copper levels modulate spontaneous neural activity in developing circuits, which is critical for brain health and development. The study highlights the importance of managing copper levels to prevent misregulation of signaling in cell-to-cell communications.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateNov 26, 2014

Study reveals significantly increased risk of stillbirth in males

A large-scale study led by the University of Exeter has found that boys are more likely to be stillborn than girls, with a risk increase of about ten percent. The study reviewed over 30 million births globally and found this disparity results in approximately 100,000 additional male babies lost per year.

SourceUniversity of Exeter·JournalBMC Medicine·DateNov 26, 2014
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

NIAID/GSK experimental Ebola vaccine appears safe, prompts immune response

The NIAID/GSK Ebola vaccine candidate was well-tolerated and produced immune system responses in all 20 healthy adults who received it. The vaccine induced a T-cell response, including CD8 T cells, which may play an important role in immune protection against Ebola viruses.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNew England Journal of Medicine·DateNov 26, 2014

'Giant' charge density disturbances discovered in nanomaterials

Scientists in Jülich have discovered a combination of materials that strengthens Friedel oscillations and bundles them in different directions, creating 'giant anisotropic charge density oscillations'. These oscillations can be used to enhance nanoelectronic components and filter magnetic information.

SourceForschungszentrum Juelich·JournalNature Communications·DateNov 26, 2014

Hydrothermal settlers

A study by Okinawa Institute of Science and Technology Graduate University researcher Yuichi Nakajima identified genetic data that suggest the diversity and differentiation of deep-sea barnacle populations in two troughs near Okinawa and the Mariana Islands. The findings have implications for understanding climate change impacts on oce...

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalInternational Journal of Molecular Sciences·DateNov 26, 2014
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Toolkit for ocean health

The future ocean will be warmer, with reduced ice extent, higher sea levels, more acidic, and lower oxygen levels. Research must focus on understanding marine systems' responses to cumulative pressures.

SourceFrontiers·JournalFrontiers in Marine Science·DateNov 26, 2014

Researchers identify a natural shield against harmful radiation belt

Researchers found that Earth's 'plasmaspheric hiss' protects against a harmful radiation belt, deflecting high-energy electrons with an impenetrable barrier of about 11,000 kilometers. This natural shield could extend lifetimes for satellites and space stations orbiting near the Earth's surface.

SourceMassachusetts Institute of Technology·JournalNature·DateNov 26, 2014
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

With age, we lose our visual learning filter

Researchers found that older individuals take in more irrelevant visual information due to a decline in filtering out non-task relevant details. This suggests a failure of attentional systems to suppress task-irrelevant signals.

SourceCell Press·JournalCurrent Biology·DateNov 26, 2014

The mysterious 'action at a distance' between liquid containers

Researchers from the Institute of Physical Chemistry of the Polish Academy of Sciences developed a theory describing the phenomenon of mysterious communication between fluid reservoirs. The new model suggests that the effect can occur in classical one-component fluids and mixtures, not requiring quantum physics.

SourceInstitute of Physical Chemistry of the Polish Academy of Sciences·JournalPhysical Review Letters·DateNov 26, 2014

Nervous system may play bigger role in infections than previously known

Researchers are deciphering the 'neural code' of information being sent by neurons to the central nervous system (CNS) to diagnose and treat infections and autoimmune diseases. This could enable timely diagnoses and interventions, reducing mortality rates and complications.

SourceSt. Michael's Hospital·JournalNew England Journal of Medicine·DateNov 26, 2014
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Hacked emails slice spam fast

Research by Ghita Mezzour and Kathleen Carley found that hacked emails tend to send spam more aggressively, reaching a larger audience faster. This is because malware-infected accounts generate spam automatically, whereas human-propagated spam is often done manually.

SourceInderscience Publishers·JournalInternational Journal of Security and Networks·DateNov 26, 2014

Study: Most people with dementia never have screening

A new study published in Neurology suggests that approximately 1.8 million Americans over the age of 70 with dementia have never had an evaluation of their cognitive abilities. Early evaluation and identification can help families make plans for care, improve quality of life.

SourceAmerican Academy of Neurology·JournalNeurology·DateNov 26, 2014

The unbelievable underworld and its impact on us all

A new study reveals the vast diversity of life below-ground, with rapid responses to climate change having far-reaching impacts on future ecosystems. The research suggests that healthy soil is essential for healthy crops, and that integrating knowledge of soil biodiversity into land management decisions could help mitigate climate change.

SourceUniversity of Manchester·JournalNature·DateNov 26, 2014

Protecting the rainforest through agriculture and forestry

Researchers found afforestation and intense pasturing to be effective ways to increase environmental and economic value of abandoned farmlands. Afforestation with native Andean alder had a positive impact on climate and water balance, while intense pasturing scored higher on ecological scale.

SourceTechnical University of Munich (TUM)·JournalNature Communications·DateNov 26, 2014
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Minimally invasive disc surgery is a pain in the neck

Researchers found that minimally invasive disc surgery does not support the routine use of the procedure, as it does not improve long-term outcomes. The study suggests that conventional open discectomy surgery often provides better results for carefully selected patients.

SourceMcMaster University·JournalCMAJ Open·DateNov 26, 2014

DNA survives critical entry into Earth's atmosphere

Researchers from the University of Zurich successfully tested DNA's ability to survive extreme conditions, including space travel and re-entry. The study found that DNA molecules were still able to transfer genetic information to bacterial cells after being launched into space and back.

SourceUniversity of Zurich·JournalPLOS ONE·DateNov 26, 2014
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

New guide to the genetic jungle of muscles can help health research

Researchers from Aarhus University developed a comprehensive overview of gene interactions in muscles, providing insights into the effects of exercise on metabolism. The study's results, published in Scientific Data, offer a platform for future research into diseases like diabetes and obesity.

SourceAarhus University·JournalScientific Data·DateNov 26, 2014

Van der Waals force re-measured

Scientists at Forschungszentrum Juelich re-measured the van der Waals force for single molecules, revealing a superlinear increase with growing molecular size. The study highlights the importance of van der Waals forces in biomolecules and adhesives, such as geckos' ability to climb smooth walls.

SourceForschungszentrum Juelich·JournalNature Communications·DateNov 26, 2014
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Process converts human waste into rocket fuel

A team of researchers from the University of Florida has developed a process to convert human waste into rocket fuel, producing 290 liters of methane per crew per day. This anaerobic digester process can also produce non-potable water and hydrogen, offering a sustainable solution for space missions and potentially on Earth.

SourceUniversity of Florida·JournalAdvances in Space Research·DateNov 26, 2014

Classical enzymatic theory revised by including water motions

Researchers revised classical enzymatic theory by incorporating long-lasting protein-water coupled motions into models of functional catalysis. The study revealed a new biological phenomenon where water motions adapt to substrate binding, critical for effective binding.

SourceRuhr-University Bochum·JournalProceedings of the National Academy of Sciences·DateNov 26, 2014

Elderly brains learn, but maybe too much

A new study led by Brown University found that older adults learn and retain visual perception tasks as well as younger people, but struggle to filter out irrelevant information. The researchers suggest this may be due to the brain's tendency to learn more than necessary, leading to a 'plasticity and stability dilemma'.

SourceBrown University·JournalCurrent Biology·DateNov 26, 2014

Glassy protein solution may cause eyesight deterioration

Researchers at Lund University discover that proteins in the lens of the eye convert from a fluid to a glassy state, leading to reduced mobility and potential cataract formation. This transition may be responsible for age-related long-sightedness.

SourceLund University·JournalProceedings of the National Academy of Sciences·DateNov 26, 2014
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Studying the speed of multi-hop Bluetooth networks

A team of researchers from the University of the Basque Country has analyzed the most suitable configurations to minimize delays in multi-hop Bluetooth networks. The study found that permanent node connections result in minimal delay, while varying delay between one hop and another.

SourceUniversity of the Basque Country·JournalReview of Scientific Instruments·DateNov 26, 2014
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Penn Medicine team develops cognitive test battery for spaceflight

Researchers have developed a comprehensive cognitive test battery, Cognition, to measure the impact of spaceflight stressors on astronauts' cognition. The 10-test battery will be administered to the first astronaut on the International Space Station on November 28.

SourceUniversity of Pennsylvania School of Medicine·DateNov 26, 2014

Multi-million pound grant awarded to research secure communication technologies

A £120 million investment will fuel the development of secure communication technologies, leveraging quantum physics to transform data security and transactions. The Quantum Communications Hub brings together world-leading researchers from top UK universities, with potential applications in healthcare, communications, and security.

SourceRoyal Holloway, University of London·DateNov 26, 2014

Prehistoric conflict hastened human brain's capacity for collaboration, study says

A new study suggests that prehistoric conflict played a crucial role in the evolution of humans' ability to work together, overcoming costs associated with large brains. The research proposes that warfare and 'us vs. them' activities drove the emergence of high intelligence and cooperative behavior.

SourceNational Institute for Mathematical and Biological Synthesis (NIMBioS)·JournalInterface·DateNov 26, 2014

Young scientist discovers new method to achieve ultra-narrow laser linewidth

Researchers from Chongqing University have discovered a new method to compress laser linewidth based on Rayleigh backscattering, achieving ultra-narrow linewidths of hundreds of hertz. This breakthrough enables the development of portable laser devices with precise optical signals, revolutionizing fields like spectroscopy and sensing.

SourceScience China Press·JournalChinese Science Bulletin·DateNov 26, 2014
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Precise measurements of microbial ecosystems

Researchers have described the intricate relationships within a biological wastewater treatment plant in unprecedented detail. This study provides new insights into the laws governing bacterial function, with potential applications in medicine and environmental conservation.

SourceUniversity of Luxembourg·JournalNature Communications·DateNov 26, 2014

The artificial pancreas shown to improve the treatment of type 1 diabetes

A clinical trial confirms the external artificial pancreas system improves glucose control and reduces the risk of hypoglycemia compared to conventional diabetes treatment. The dual-hormone artificial pancreas provides additional reduction in hypoglycemia, offering a promising treatment option for type 1 diabetes patients.

SourceUniversity of Montreal·JournalThe Lancet Diabetes & Endocrinology·DateNov 26, 2014

iPS cells used to correct genetic mutations that cause muscular dystrophy

Researchers used iPS cells to correct genetic mutations in Duchenne muscular dystrophy (DMD), a severe muscular degenerative disease. Engineered nucleases TALEN and CRISPR were successfully used to edit the genome of iPS cells generated from DMD patient skin cells, resulting in the disappearance of the mutation responsible for DMD.

SourceCenter for iPS Cell Research and Application - Kyoto University·JournalStem Cell Reports·DateNov 26, 2014

UNL study details laser pulse effects on electron behavior

Researchers at UNL pinpoint characteristics of laser pulses that can control electron behavior, enabling predictive and controlled electron motion. The study's findings offer a new signature for classifying experimentally produced laser pulses.

SourceUniversity of Nebraska-Lincoln·JournalPhysical Review Letters·DateNov 26, 2014
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Dogs hear our words and how we say them

Researchers found dogs process human speech in left- and right-hemisphere biases, similar to humans. Dogs respond differently to familiar commands and intonation cues, suggesting they pay attention to both who and how we communicate.

SourceCell Press·JournalCurrent Biology·DateNov 26, 2014

Brain researchers pinpoint gateway to human memory

Researchers identified specific circuits in the brain where memories are generated, using a precision MRI technique that tracked information flow within the brain. The study aims to gain new insights into how Alzheimer's disease affects the brain and memory processing.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalNature Communications·DateNov 26, 2014
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

NASA's Van Allen Probes spot an impenetrable barrier in space

The Van Allen radiation belts contain a nearly impenetrable barrier that prevents the fastest, most energetic electrons from reaching Earth. The discovery was made using NASA's Van Allen Probes, which study the region and provide accurate measurements of high-energy electrons for the first time.

SourceNASA/Goddard Space Flight Center·JournalNature·DateNov 26, 2014
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Star Trek-like invisible shield found thousands of miles above Earth

A team led by University of Colorado Boulder discovered an invisible shield in the Van Allen radiation belts that blocks ultrafast electrons, threatening astronauts and space systems. The barrier is thought to be maintained by Earth's magnetic field or plasmaspheric hiss.

SourceUniversity of Colorado at Boulder·JournalNature·DateNov 26, 2014

Why do so many seniors with memory loss and dementia never get tested?

A new study by the University of Michigan found that more than half of seniors with signs of dementia haven't received a medical evaluation. The study suggests that as many as 1.8 million Americans over 70 with dementia are not being evaluated for cognitive symptoms, which can lead to modifiable causes of thinking or memory impairment.

SourceMichigan Medicine - University of Michigan·JournalNeurology·DateNov 26, 2014

Scientists discover treatment breakthrough for advanced bladder cancer

Scientists from Queen Mary University of London have developed a new therapy for advanced bladder cancer, showing significant tumor shrinkage in patients. The treatment, MPDL3280A, has been given breakthrough therapy designation status by the US FDA and has promising results in a phase one clinical trial.

SourceQueen Mary University of London·JournalNature·DateNov 26, 2014

SLU researcher finds an off switch for pain

Saint Louis University researcher Daniela Salvemini and colleagues have discovered a way to block a pain pathway in animal models of chronic neuropathic pain, suggesting a promising new approach to pain relief. Activating the A3 adenosine receptor subtype provides robust pain reduction across several types of pain.

SourceSaint Louis University·JournalBrain·DateNov 26, 2014
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

'Eye of Sauron' provides new way of measuring distances to galaxies

A team of scientists has developed a new way to measure precise distances to galaxies tens of millions of light years away, using the W. M. Keck Observatory. By measuring the physical size of a dusty ring around supermassive black holes, they calculated the distance to the galaxy NGC 4151 with only 10% uncertainty. This method has the ...

SourceUniversity of Southampton·JournalNature·DateNov 26, 2014

How do our muscles work?

Scientists at Max F. Perutz Laboratories have elucidated the molecular structure and regulation of α-actinin, a crucial muscle protein. The findings provide unprecedented insights into the protein's mode of action and its role in muscle disorders, paving the way for improved treatments.

SourceUniversity of Vienna·JournalCell·DateNov 26, 2014

Shaping the future of energy storage with conductive clay

Researchers at Drexel University have developed a conductive clay that can be easily molded into various shapes and sizes, representing a significant shift in the production of electrodes for energy storage devices. The clay's high conductivity and plasticity make it an attractive candidate for use in batteries and supercapacitors.

SourceDrexel University·JournalNature·DateNov 26, 2014

DNA may survive suborbital spaceflight, re-entry

Researchers found that plasmid DNA attached to a rocket exterior survived suborbital spaceflight, re-entry, and landing conditions. The study showed that up to 53% of the DNA retained its full biological function, with 35% remaining functional after heating up to 1000°C.

SourcePLOS·JournalPLOS ONE·DateNov 26, 2014
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Global quantum communications -- no longer the stuff of fiction?

A breakthrough in atomic memory technology allows for reliable quantum information storage and transmission over long distances. The device can store light with multiple spatial modes, enabling higher capacity and paving the way for widespread adoption of quantum communications.

SourceUniversity of Warsaw, Faculty of Physics·JournalOptics Express·DateNov 26, 2014

How a common antacid could lead to cheaper anti-cancer drugs

A recent study published in ecancermedicalscience found that cimetidine, an over-the-counter medication, can increase survival rates in colorectal cancer. The ReDO project aims to repurpose other common medicines for cancer treatment, offering promising alternatives to expensive anti-cancer drugs.

Sourceecancermedicalscience·Journalecancermedicalscience·DateNov 26, 2014

Particles, waves and ants

Researchers found that the time spent by a drunken sailor on a square with streetlamps is constant regardless of the lamp density. This effect also applies to light waves in disordered media, rubber balls rolling across a plank, and even ant paths, revealing a universal phenomenon.

SourceVienna University of Technology·JournalProceedings of the National Academy of Sciences·DateNov 26, 2014

Funding to investigate an alternative to chemotherapy

A £600,000 grant from Cancer Research UK will fund a research study investigating the efficacy of BTK inhibiting drugs in treating mantle cell lymphoma. The trial will compare these new drugs to standard chemotherapy and aim to improve life expectancy and quality of life for patients.

SourceUniversity of Plymouth·DateNov 26, 2014

Post-medieval Polish buried as potential 'vampires' were likely local

A study published in PLOS ONE found that individuals buried as potential 'vampires' in 17th-18th century Poland were likely local residents. The research used radiogenic strontium isotope ratios to determine the origin of the individuals, and the results suggested a predominantly local population. This suggests that these burials may h...

SourcePLOS·JournalPLOS ONE·DateNov 26, 2014
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Vaccines may make war on cancer personal

Researchers have developed a new vaccine strategy that targets unique features of cancer cells, enabling the immune system to destroy or drive into remission tumors. The vaccines, which use samples of DNA from patient tumors and normal tissue, have shown promising results in computer simulations, cell cultures, and animal models.

SourceWashU Medicine·JournalNature·DateNov 26, 2014

First harvest of research based on the final GOCE gravity model

The GOCE satellite provided accurate gravity field measurements, enabling scientists to image the planet in a new way. Researchers are sharpening the picture of our dynamic planet with studies in geophysics, ocean circulation, climate change, and civil engineering.

SourceTechnical University of Munich (TUM)·JournalGeophysical Research Letters·DateNov 26, 2014
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

New research supporting stroke rehabilitation

Researchers found that combining imagery with observation strengthens brain activity in movement-related areas, potentially aiding motor function recovery for stroke patients. The technique may help compensate for lost brain functions through brain plasticity.

SourceFrontiers·JournalFrontiers in Human Neuroscience·DateNov 26, 2014