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Science News Archive December 2015


Page 1 of 32

CRISPR treats genetic disorder in adult mammal

Duke University researchers successfully treated an adult mouse model of Duchenne muscular dystrophy using CRISPR gene editing. The treatment involved delivering the gene-editing system directly to the affected tissues through a non-pathogenic carrier called adeno-associated virus, overcoming several delivery challenges.

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.

New technique offers strong, flawless 3-D printed ceramics

Researchers developed a method to create ceramic materials using 3D printing with minimal cracking, enabling complex shapes and high temperatures. The resulting silicon carbide material can withstand 1,400°C temperatures without cracking, making it suitable for hypersonic vehicles and jet engines.

A father's diet affects the RNA of his sperm, mouse study shows

Research reveals that a father's diet can impact the RNA of his sperm, which in turn can affect gene regulation in offspring. Studies found that high-fat diets and low-protein diets can lead to changes in specific small RNAs, including tRNA-Gly-GCC, which suppresses genes related to metabolic disorders.

Creating safer polio vaccine strains for the post-eradication era

Researchers developed new vaccine strains that are effective, stable, and non-infectious, addressing concerns about live virus escape and disease transmission. The new strains are suitable for mass production in the post-eradication world, reducing risk to humans and environment.

Meta Quest 3 512GB

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

How epigenetics can affect ants' behavior

Scientists used compounds to alter epigenetic marks in ant colonies, demonstrating lasting effects on behavior. Epigenetic modifications, such as histone acetylation, influenced caste-based systems and worker responsibilities.

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.

New genes born by accident lead to evolutionary innovation

A new study reveals that random mutations can give rise to novel genes, leading to the evolution of new molecular functions. The researchers identified thousands of human-specific genes and found that certain macaque genome elements are less present than expected.

Human-machine superintelligence can solve the world's most dire problems

Researchers from Human Computation Institute and Cornell University propose a new vision of human computation that combines human and computer intelligence to solve complex, interconnected problems. This approach enables the construction of flexible collaborative environments that can address challenging issues.

Genetically correcting a muscle disorder

Researchers have developed a CRISPR-Cas9 gene editing system to treat Duchenne muscular dystrophy (DMD), a debilitating genetic disease. By deleting exon 23 and restoring dystrophin protein levels, the therapy improved muscle function in mice with DMD, including cardiac and pulmonary health.

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.

Penn-led team reprograms social behavior in carpenter ants using epigenetic drugs

A Penn-led team has discovered that caste-specific behaviors in ant colonies can be directly altered by changing the balance of epigenetic chemicals. The study found that compounds inhibiting histone acetylation increased foraging behavior in minors, while injecting these inhibitors into young major ants also boosted foraging activity.

Melting, coating, and all-solid-state lithium batteries

Researchers created a new way to coat solid electrolyte around electrodes, solving problems of gasification and poor permeability. The breakthrough enables high-ion conductivity and air stability in all-solid-state lithium batteries.

Late-season Central Pacific tropical depression forms

Tropical Depression 9C formed in the Central Pacific on Dec. 31, with an elongated structure suggesting a weaker system. The depression is moving northwest at 3 mph, with little change in intensity expected due to strong easterly wind shear.

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.

Seeing DROSHA for the first time

Scientists at IBS Center for RNA Research have elucidated the three-dimensional image of DROSHA, one part of the Microprocessor complex. This discovery confirms previous findings and reveals unique physical characteristics of DROSHA, including a 'bump' that may act as a measuring guide for cleaving pri-miRNA.

Taking vitamin D may benefit people with MS

A study found that taking high-dose vitamin D3 supplements can reduce the percentage of T cells related to MS activity, leading to a decrease in interleukin 17 levels. The results suggest that vitamin D may be an inexpensive, safe, and convenient treatment option for people with multiple sclerosis.

Roger D. Borcherdt wins the 2016 Bruce A. Bolt Medal

Roger D. Borcherdt receives the 2016 Bruce A. Bolt Medal for his exceptional contributions to seismology and engineering seismology, including pioneering site-response studies and theoretical solutions for wave propagation problems.

Increasing LNG exports 'marginally positive' for US economy

Increasing US LNG exports will allow domestic natural-gas-intensive industries to remain competitive globally. The study found that LNG exports are associated with a net increase in domestic natural gas production, and their impact on the macroeconomy is marginally positive.

Apple iPhone 17 Pro

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

New method for better treatment of breast cancer

A novel PET/CT imaging method has been shown to accurately measure HER2 expression in metastatic breast cancer, potentially leading to more optimal individualized treatments. This non-invasive technique may one day substitute traditional tissue sampling.

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.

Research finds parents can play a role in preventing teen fighting

A study by LA BioMed suggests that involving parents in violence prevention programs and tailoring them to specific racial/ethnic groups can improve their effectiveness. The research found that Latino parents condoned fighting only as a last resort, while African American parents sometimes saw it as necessary.

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.

Travel distance is still a barrier to breast reconstruction after mastectomy

A study published in Plastic and Reconstructive Surgery found that long travel distances continue to be a significant barrier to breast reconstruction after mastectomy for US women. Reconstruction rates varied by type of hospital and distance traveled, with greater disparities observed at academic hospitals and high-volume centers.

Let hunger be your guide

Research found that eating moderately hungry reduces blood glucose levels after meals, whereas eating when not hungry may be detrimental to health. This study suggests that individuals should listen to their hunger cues and eat when they're truly hungry rather than relying on convenience foods.

NASA analyzes Paraguay's heavy rainfall

NASA analyzed rainfall totals in Paraguay and found the highest amounts occurred northeast of Asuncion, with over 400 mm recorded in central and southern parts. The strong El Niño phenomenon is believed to be the cause of the heavy flooding, affecting over 150,000 people across Argentina, Brazil, Paraguay, and Uruguay.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

With Botox 'chemodenervation,' dermal fillers last longer

A study found that combining botulinum toxin with hyaluronic acid (HA) fillers reduces degradation and increases remaining volume, leading to longer-lasting cosmetic improvements. Chemodenervation using Botox results in a 42% decrease in degradation rate and a 50% increase in HA filler volume at three months.

Extinguishing thirdhand smoke

Thirdhand smoke is a persistent and hazardous environmental contaminant left behind by smoking. Researchers at San Diego State University are studying its spread and effects on human health, with a focus on vulnerable populations like young children and those with compromised immune systems. The team has found links between thirdhand s...

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.

ORNL cell-free protein synthesis is potential lifesaver

A cell-free protein synthesis system developed at Oak Ridge National Laboratory uses microfabricated bioreactors to produce therapeutic proteins for medicines and biopharmaceuticals. This technology simplifies the process, lowers cost, and enables point-of-care use.

Factors predicting low patient accrual in cancer clinical trials

A study analyzed 787 phase II/III clinical trials sponsored by the National Clinical Trials Network, finding that increased competition, planning to enroll a larger proportion of the available population, and lack of new agents were associated with poor accrual. The researchers developed a multivariable prediction model to identify tri...

New breast cancer drug may be effective against other types of cancer

The new oral drug Palbociclib has shown promise in combating various types of cancer beyond breast cancer, including lymphoma, sarcoma, and teratoma. Early trials have demonstrated its effectiveness in slowing tumor growth and improving survival rates in patients with these conditions.

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.

Reptile fossils offer clues about elevation history of Andes Mountains

The discovery of ancient tortoise and turtle fossils in the Andes Mountains suggests that the region was less than a kilometer above sea level 13 million years ago. The findings support alternative estimates to a recent study and provide insights into climate change caused by rising mountains.

NASA looks at deadly weather over the US

The NASA GPM mission analyzed extreme weather in the US from December 2015, detecting heavy rainfall, tornado outbreaks, and record-breaking flooding. The analysis revealed a line of tornadic thunderstorms moving through the Midwest, generating two tornadoes and 14 deaths.

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.

Physicists come up with a way to make cleaner fuel cells

Researchers have created a new type of membrane that can efficiently convert chemical reactions into electrical current, potentially revolutionizing the fuel cell industry. The development has the potential to replace internal combustion engines and reduce harmful emissions.

Improving accuracy in genomic mapping with time-series data

Scientists at the University of Minnesota and BioNano Genomics have developed a new method to analyze DNA sequences in nanochannels, enabling more accurate genome mapping. By analyzing the probability distributions of DNA barcode label separations, researchers can identify structural oddities and improve the accuracy of genome maps.

Technology aids kidney transplant patients

A study using mobile health technology has shown that patients taking kidney transplants can improve their medication adherence and blood pressure levels, leading to better patient outcomes. The innovative approach aims to reduce premature graft loss by providing personalized computer-automated monitoring systems.

Thermal microscopy of single cells

A team of researchers developed a new imaging approach that provides images of a single cell with micrometer resolution using a contrast based on the cell's thermal properties. This technique allows for unprecedented sensitivity in detecting diseased conditions at the sub-cell scale and may aid in optimizing cryopreservation processes.

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.

Clinical research experts comment on the state of their fields

Clinical research experts discuss various topics, including the impact of personalized genomic data on healthcare systems, strategies to combat multidrug-resistant tuberculosis, and population approaches to reduce diabetes incidence. They also highlight the need for improved cancer diagnosis and treatment for neurodegenerative diseases.

'Spectre' villain fails neuroanatomy in latest Bond film

A real-life neurosurgeon says the Spectre villain's use of a head clamp system and robotic drill was incorrect, as it would have triggered a stroke or massive hemorrhage. Dr. Michael Cusimano praised Blofeld's grasp of Neuroscience but noted he would have failed his neuroanatomy course.