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Science News Archive September 2016


Page 10 of 12

The supernova that wasn't: A tale of 3 cosmic eruptions

Researchers find evidence of two separate eruptions in the mid-13th and mid-16th centuries, and another in the 19th century, revealing a more violent history for the star system. The team uses NASA's Hubble Space Telescope images to track the movement of gas ejected by Eta Carinae.

Apple iPhone 17 Pro

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

Hereditary diseases are the price of protection against infections

The study found that balancing selection increases immune system gene diversity, which leads to a higher frequency of harmful gene variants. This suggests that our genetic adaptation to new pathogens comes at a cost, allowing some high-risk gene variants to persist in the population.

X chromosome: The structure makes the difference

A breakthrough study published in Nature reveals that the fine detail of DNA shape plays a crucial role in distinguishing X chromosome binding sites from other chromosomes. The researchers identified a specific sequence signature called PionX, which is selectively recognized by the dosage compensation complex, enabling gene regulation.

Discovery offers hope for new Crohn's disease treatment

Scientists at the University of British Columbia have made a groundbreaking discovery that could lead to treatments for fibrosis in Crohn's patients. Researchers found a mutation in mice that prevented fibrosis after infection, targeting a hormone receptor responsible for stimulating part of the immune response.

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.

3-D graphene has promise for bio applications

Researchers have developed a porous, highly compressive 3D graphene material suitable for bone implants, demonstrating its potential as a replacement for titanium. The technique uses spark plasma sintering to weld nanoscale graphene sheets, producing materials with high mechanical strength and biocompatibility.

Edible dormice: High food availability slows down cell aging

Researchers from Vetmeduni Vienna found that high food availability during the active season in summer contributes to a long life. Telomere length at the end of the experiment was directly correlated with food availability, revealing that a full belly rejuvenates the cells.

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.

Low-cost and defect-free graphene

Researchers at FAU have made a significant break-through in producing defect-free graphene directly from graphite at low costs. This achievement paves the way for advancements in semi-conductor and sensor technologies.

The Genesis Project: New life on exoplanets

Gros has investigated the possibility of bringing life to planets with temporary habitability, proposing an automated gene laboratory on board a probe. The Genesis mission could be achieved within decades with interstellar unmanned micro spacecraft, potentially allowing for the development of complex life forms.

Trauma patient deaths peak at 2 weeks

Researchers found that patients with lower severity trauma have peaks in mortality probability around 14 and 21 days after admission. The study used the largest trauma database in Europe to analyze 165,559 trauma cases, including 19,289 with unknown outcomes.

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.

A new technique opens up advanced solar cells

Scientists have developed an ultra-fast spectroscopic technique to track the fate of charged pairs in polymer:fullerene blends used in plastic solar cells. This allows for a better understanding of mechanisms and design more efficient solar energy converters.

Babies born with a low birth weight may be less active in later life

Research published in Medicine & Science in Sports & Exercise found that babies born with a low birth weight are more likely to be rated below-average at school sports by their teacher at age 13. Those with a low birth weight were also less likely to participate in exercise and sports across adulthood, from ages 36 to 68.

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.

Two MDC researchers win European Research Council grants

Systems biologist Jan Philipp Junker and molecular geneticist Gaetano Gargiulo have each received a €1.5 million ERC Starting Grant to study cellular processes in zebrafish and glioblastoma, respectively. Their research aims to understand the mechanisms behind variable phenomena in developmental biology.

For first time, carbon nanotube transistors outperform silicon

Researchers at University of Wisconsin-Madison have created carbon nanotube transistors that outperform state-of-the-art silicon transistors, achieving a current 1.9 times higher than silicon transistors. The breakthrough could pave the way for carbon nanotubes to replace silicon in electronic devices.

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.

Genome-wide Toxoplasma screen reveals mechanisms of parasitic infections

A genome-wide CRISPR screen in Toxoplasma identifies essential apicomplexan genes contributing to parasite fitness during human cell infection. The study also reveals a protein called claudin-like apicomplexan microneme protein (CLAMP) with a strong effect on the parasite's invasion of host cells.

The threat of group extinction proves a powerful motivator

Researchers found that group extinction significantly increases cooperation within groups, with contributions averaging 92% of the endowment. This effect persists even after removal of the selection mechanism, suggesting that the threat of group extinction is a powerful motivator for cooperation.

Technology and innovation not driven by climate change

A recent study published in PLOS ONE suggests that climate change was not a primary driver of technological innovation among Stone Age humans. Researchers analyzed animal remains from South Africa's southern Cape, finding that human populations were able to absorb changes to the climate through resources like long-distance contact and ...

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.

'Gambling' wolves take more risks than dogs

In a study published in Frontiers in Psychology, scientists found that wolves are consistently more prone to take risks when gambling for food than dogs. The researchers trained 7 wolves and 7 dogs to choose between a safe option and a risky option with uncertain rewards, and the results showed that wolves chose the risky option in 80%...

Deadly duo

Researchers found that killer shrimps drove native amphipods out of hiding places, making them easy prey for round gobies. The invasive crustaceans played an indirect role in the decline of native species.

Subantarctic seabed creatures shed new light on past climate

A new marine biodiversity study reveals the impact of glacial events on subantarctic seabed animals, providing insights into the extent of South Georgia's ice sheet during the Last Glacial Maximum. The research found that most seabed species have not moved far back to recolonize the coast despite having thousands of years to recover.

Keeping cool without losing your shirt

AAAS researchers have developed a new type of cloth that can reflect sunlight while allowing heat to radiate from the body, potentially reducing energy costs associated with air conditioning. The fabric, made from nanoporous polyethylene, passes 96% of infrared radiation through its pores, making it highly effective at keeping cool.

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.

A new tool for wetland management

Researchers at Utah State University have developed a new tool to help wetland managers create healthier, more productive wetlands. The computer model suggests altering water levels in individual diked wetland units and focusing on invasive plant control at a specific time of year.

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.

A missing influence in keeping diversity within the academy?

A recent study of science PhDs found that nearly two-thirds chose employment outside academic science, with reasons including autonomy, leadership roles, and high salaries. The researchers suggest that formal support networks could have provided an opportunity for URM PhDs to stay in faculty career paths

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.

Study links autism severity to genetics, ultrasound

A study by researchers at UW Medicine and Seattle Children's Research Institute found a link between exposure to diagnostic ultrasound in the first trimester of pregnancy and increased autism symptom severity. The study suggests that current FDA guidelines may need to be revised to account for this potential risk.

Parents' math skills 'rub off' on their children

A recent University of Pittsburgh study found that parents' math skills are associated with their children's performance on standardized tests and may be influenced by an intuitive sense of numbers. The research suggests that parental influence can play a significant role in shaping children's mathematical abilities.

NASA's GPM sees increasingly organized Tropical Storm Hermine

Tropical Storm Hermine strengthened and organized in the Gulf of Mexico, with intense storms detected by NASA's Global Precipitation Measurement mission. Rainfall rates reached over 9.9 inches per hour in powerful storms southwest of the storm's center.

Unique health survey of Finnish cats reveals common and breed-specific illnesses

A unique health survey of Finnish cats has identified common health issues such as mouth, skin, and kidney problems, as well as nearly 60 breed-specific illnesses. The study provides valuable information for preventing disease and developing breeding programs, highlighting the importance of genetic research and improving cat welfare.

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.

Dengue vaccine could increase or worsen dengue in some settings

Researchers find that a widely available dengue vaccine could worsen the disease in some settings, particularly in low-transmission areas. The vaccine has shown to reduce illness and hospitalization by 20-30% in high-transmission countries but may increase these rates in locations with lower transmission.

Are promises made to living donors being upheld?

A new study found that some living kidney donors are not given prompt access to transplantation when they need a transplant. The study examined data from the Organ Procurement and Transplantation Network (OPTN) and found that only 40-50 prior living donors are added to the kidney waiting list each year.

Meta Quest 3 512GB

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

Researchers find vulnerabilities in cars connected to smartphones

A recent study found that MirrorLink, a system allowing vehicles to communicate with smartphones, has significant security vulnerabilities. Hackers can exploit these weaknesses to control safety-critical vehicle components, posing a risk to driver safety and security.

Making the switch, this time with an insulator

Researchers at Colorado State University have demonstrated a new method for switching magnetic moments of electrons in a thin film of barium ferrite, a magnetic insulator. This breakthrough could lead to more efficient and lower power computer memory devices.

Immersion pulmonary edema may cause swimming deaths during triathlons

A study published in BMJ Open Sport & Exercise Medicine found a higher prevalence of heart abnormalities, including left ventricular hypertrophy, among triathletes who died during the swim portion of competitions. This suggests a plausible link between immersion pulmonary edema and swimming-related deaths in endurance athletes.

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.