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Science News Archive March 2017


Page 38 of 41

Frozen chemistry controls bacterial infections

Scientists at Umeå University discovered a protein interaction that slows down a key chemical reaction in the bacteria Yersinia pseudotuberculosis. This finding opens up new avenues for studying the regulation of bacterial virulence, which can help develop new treatments for infections.

Professor Shiho Kawashima wins NSF Career Award

Professor Shiho Kawashima has received a $500,000 NSF CAREER Award to develop concrete systems for 3D printing, which could revolutionize infrastructure construction and repair. Her research aims to improve the processing and rheology of concrete and cement.

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.

Oxford University Press to publish Journal of Crustacean Biology

The Oxford University Press will publish the Journal of Crustacean Biology, a scientific journal covering crustacean biology and marine arthropods. The journal has undergone a facelift with a new format and style, expanding article types to include Research Notes and comprehensive reviews.

Chronic administration of nandrolone decanoate

Chronic administration of nandrolone decanoate in albino mice increased serum aldosterone and sodium ion levels, indicating possible steroid-related cardiovascular disorders. The study suggests a correlation between altered aldosterone concentrations and cardiovascular diseases.

Sex differences in brain activity alter pain therapies

A recent study by Georgia State University researchers found that female brains have more active immune cells in pain processing regions. This leads to improved response to opioid pain medication, often less effective in females.

Skill trumps luck

DeepStack, a computer program developed by the University of Alberta's Computer Poker Research Group, has defeated professional poker players in heads-up no-limit Texas hold'em poker. The program uses a technique called continual re-solving to determine the correct strategy for each situation, allowing it to play at human speed.

Apple iPhone 17 Pro

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

'Super-deep' diamonds may hold new information about Earth's interior

Scientists at Tohoku University simulated the formation of super-deep diamonds using high-pressure and high-temperature experiments. The study suggests that these rare diamonds can form through the reaction of Mg-carbonate and silica minerals at extreme depths, offering new insights into Earth's interior conditions.

More bang for the buck

Coral ecosystems in West Maui's northern reefs have declined by 20% due to sediment runoff, compromising corals' ability to photosynthesize. Researchers found that cooperation among landowners results in more cost-efficient and ecologically effective outcomes than individual actions.

Nanoengineers 3-D print biomimetic blood vessel networks

Researchers at UC San Diego have successfully printed a functional blood vessel network using 3D bioprinting, addressing a major challenge in tissue engineering. The technology enables the creation of complex microstructures with high resolution, using inexpensive and biocompatible materials.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

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.

JILA team discovers many new twists in protein folding

Biophysicists at JILA measured protein folding with unprecedented detail, identifying 14 intermediate states in bacteriorhodopsin. The discovery reveals previously unknown dynamics, shedding light on the complex behavior of membrane proteins.

Fluke 87V Industrial Digital Multimeter

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

UKCRIC to deliver world-leading research on cities and infrastructure

UKCRIC will enable academia, industry, government and end users to collaborate on upgrading UK's infrastructure, reducing its cost and increasing resilience. The initiative will focus on developing new materials, techniques and technologies, as well as research into smart sensors and systems.

Hydraulic forces help to fill the heart

Researchers at Karolinska Institutet and KTH Royal Institute of Technology discovered hydraulic forces aid heart filling. The study suggests reducing atrium size can improve heart function in patients with heart failure.

New autoimmune endocrine disease triggered by thymomas

A Japanese research group has identified a newly-identified autoimmune endocrine disease caused by thymomas, which leads to hypopituitarism. The study found that abnormal expression of PIT-1 in thymoma cells triggers immune tolerance breakdown, resulting in autoimmunity.

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.

Study finds new mechanism to control information flow in the brain

A team of neuroscientists has found that somatostatin-expressing (Sst) interneurons play a key role in controlling the flow of information in the brain. The researchers discovered that these cells operate like a switchboard, selectively blocking or encouraging the flow of information to help animals make informed decisions and guide th...

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.

Researchers report first known case of CTE in patient with no known head trauma

Researchers at Toronto Western Hospital's Canadian Concussion Centre discovered CTE in a brain without head trauma or concussion history. The finding suggests that the cause of CTE might be more complex than previously thought, with Dr. Lili-Naz Hazrati stating that there are more questions than answers about the definitive causes of CTE.

New research could trigger revolution in computer electronics manufacturing

Researchers at the University of Exeter have developed a pioneering technique to engineer computer chips more easily and cheaper than conventional methods. The breakthrough could revolutionize the production of optoelectronic materials, enabling advancements in renewable energy, security, and defence technologies.

Cows may offer clues to improving fertility in women

Researchers at Michigan State University are studying the effect of hormones on ovulation and reproduction in cows to develop better fertility treatments for women. The study aims to improve fertility response rates by understanding how increased doses of fertility hormone impact ovarian function and egg quality.

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.

Robo-journalism: Journalists on their robot pretenders

A recent study found that automated journalism lacks the context and complexity of traditional reporting, citing issues with programming news angles in advance. However, journalists believe robo-journalism can reduce costs and increase specificity in some reporting areas.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Exploring the world of the Madeleine McCann trolls

Researchers found that trolls form 'anti-social networks' that reinforce their behaviour and are attracted to attention from media reports, highlighting the need for social media platforms to take responsibility for negative content

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.

A new way of assessing winter driving conditions and associated risks

A new study proposes a risk-based approach for classifying road surface conditions under winter weather events, aiming to improve current road classification systems. The approach estimates driving risk using a collision model calibrated with detailed hourly data of weather, road conditions, traffic, and accidents.

Probing seven worlds with NASA's James Webb Space Telescope

The James Webb Space Telescope will analyze atmospheric components in TRAPPIST-1 exoplanets for potential biosignatures. Three promising planets, e, f and g, orbit within the habitable zone, with conditions suitable for supporting liquid water.

Researchers store computer operating system and short movie on DNA

A team of researchers at Columbia University has developed an algorithm that unlocks DNA's full storage potential, storing up to 215 petabytes of data in a single gram. They demonstrate the reliability and efficiency of their DNA Fountain technique, which packs more information into DNA molecules than previously published methods.

New path suggested for nuclear fusion

Scientists at Rice University and Chile have proposed a new approach to nuclear fusion by simulating the use of shaped laser pulses to control atomic reactions. This method could potentially produce energy efficiently from deuterium and tritium, with the goal of creating a more sustainable and clean source of power.

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.

A SOI wafer is a suitable substrate for gallium nitride crystals

Gallium nitride (GaN) layers grown on SOI wafers exhibit higher crystalline quality and improved breakdown characteristics than those grown on silicon substrates. This enables the use of clearly higher voltages in power electronics and reduces losses and crosstalk in high-frequency applications.

Brake dust may cause more problems than blackened wheel covers

Researchers found that brake dust particles can form a toxic aerosol when mixed with acidic sulfate in the air. The interaction can cause oxidative stress and increase the risk of adverse health effects. While electric cars may reduce tailpipe emissions, brake dust will remain a persistent source of pollution.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Sharing extra spots could ease West End parking woes

A new UBC study suggests that renting out vacant residential parking stalls in Vancouver's West End could provide enough space for all residents and visitors. The researchers found that 46 properties have over 3,700 unused stalls, which could be converted into short-term parking with minimal modifications.