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Science News Archive 2017


Page 97 of 461

Chemical treatment improves quantum dot lasers

Los Alamos National Laboratory researchers have developed a new method to create quantum dots that emit laser light more efficiently, using less power. The treatment involves adding extra electrons to the dots, allowing them to produce laser light without external stimulation.

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.

Invasive ladybird species threatens other ladybirds in England

A long-term study reveals a significant decrease in the numbers of the 2-spot ladybird on lime trees due to the invasion of harlequin ladybirds. The invasive species accounts for up to 70% of all recorded ladybirds and may drive population changes through predation.

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.

Bolstering fat cells offers potential new leukemia treatment

Researchers at McMaster University have discovered that bolstering fat cells in the bone marrow can suppress leukemia cells while also regenerating healthy red blood cells. This innovative approach presents a new potential therapeutic strategy for treating acute myeloid leukemia, which often leads to anemia and infection.

A new target for marijuana

A study published in JNeurosci found that chronic exposure to THC may alter inhibitory function in GABA neurons, increasing dopamine levels and promoting addictive qualities. This discovery could lead to a new target for treating cannabis use disorder.

Toward efficient high-pressure desalination

A recent study from MIT found that pressurization doesn't exacerbate membrane fouling in reverse osmosis (RO) systems. Researchers devised a method to isolate pressure's effects and discovered no impact on fouling rates or cleaning outcomes.

Apple iPhone 17 Pro

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

Gravitational waves shed first light on mergers of neutron stars

The LIGO-Virgo Collaboration observed the merger of two neutron stars, producing gravitational waves and a gamma-ray burst, marking the birth of multi-messenger astronomy. This discovery confirms kilonova formation, providing insight into the universe's heaviest elements.

Rice's Laurence Yeung named 2017 Packard Fellow

Laurence Yeung, a geochemist at Rice University, has been awarded a 2017 Packard Fellowship to support his research on the atmospheric system. He plans to use the grant to take risks and explore new ideas in his field, including the development of a compact device for isotopic measurements.

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.

Skimping on sleep may contribute to gestational diabetes

A new study found that pregnant women who get less than 6 hours of sleep per night have a higher risk of developing gestational diabetes. Average sleep duration of less than 6 hours was associated with a 1.7 fold increase in the risk of being diagnosed with gestational diabetes.

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.

Rice U. study: Vibrating nanoparticles interact

Rice University researchers have found that placing gold nanodisks into groups can selectively alter their vibrational frequencies, a discovery that could lead to new ways of converting light energy into mechanical energy. The study's findings show promise for applications in secure communications, sensing, and other fields.

Spinning strands hint at folding dynamics

Researchers at Rice University have created a platform to study polymer folding dynamics using magnetic beads. The new method allows for the observation of complex behaviors, such as bending and coiling, in semiflexible fibers like actin and DNA.

First observations of merging neutron stars mark a new era in astronomy

Astronomers have made the first-ever observations of a merging neutron star, detecting both gravitational waves and a brilliant explosion of visible light. The discovery has opened a new window into understanding neutron star physics and could resolve a long-standing question about the origins of heavy elements.

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.

Marketing study examines what types of searches click for car buyers

Researchers analyzed survey data on automobile purchases between 2002 and 2012 to compare time spent on internet sources with time spent on offline sources. The study found that those who searched more online tend to spend more time at dealerships, while consumers older than 50 spend less time searching and are less likely to be satisf...

Insurance plays significant role in breast cancer disparities

A new study found that insurance disparities account for a substantial proportion of the excess risk of death from breast cancer faced by black women. Improving access to care could address much of the existing black/white disparity in breast cancer mortality.

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.

Sound and color

Researchers are developing a system to alert ships to the proximity of whales using acoustic monitoring, thermal imaging, and big data analytics. The goal is to reduce fatal collisions between ships and whales, particularly in the Santa Barbara Channel where important feeding grounds overlap with busy shipping lanes.

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.

Whales and dolphins have rich 'human-like' cultures and societies

A new study found that cetaceans have sophisticated social and cooperative behavior traits, including complex alliance relationships, social transfer of hunting techniques, and vocal mimicry. The research suggests a link between brain size and cultural complexity in these marine mammals.

Major advance in nanopore detection of peptides and proteins

Researchers at the University of Groningen create a funnel-shaped nanopore that can detect polypeptides differing by one amino acid. The technology uses electro-osmotic flow to pull polypeptides into the pore, producing a unique 'fingerprint' for each.

Endogenous infection marker guides antibiotic therapy

A new meta-analysis shows that procalcitonin reduces relative mortality by 14% and antibiotic side effects by 25% in patients with respiratory infections. This biomarker can help medical experts diagnose infectious diseases and tailor treatment strategies.

Fluke 87V Industrial Digital Multimeter

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

Study suggests oysters offer hot spot for reducing nutrient pollution

Researchers discovered that oyster shells contain unique microbial communities with higher denitrification activities than sediments. This finding has important implications for oyster restoration efforts, which may reduce nutrient levels in coastal waters by leveraging the shell microbiomes' active removal of fixed nitrogen.

Long nanotubes make strong fibers

Researchers at Rice University have advanced the art of making nanotube-based materials by characterizing and purifying long nanotube wires and films. The study found that longer nanotubes yield stronger and more conductive fibers, with an average tensile strength of 2.4 GPa and electrical conductivity of 8.5 megasiemens per meter.

A kite that might fly

Researchers have identified the most favorable areas for harnessing high-altitude wind energy in the Middle East, where abundant and reliable winds are available. The study's findings suggest that regions over Saudi Arabia and Oman could be ideal locations for airborne wind-energy systems.

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.

Brain training shows promise for patients with bipolar disorder

Researchers at McLean Hospital discovered a unique brain training program that improves cognitive skills in individuals with bipolar disorder. The study found significant improvements in cognitive performance, memory, and visual learning, with sustained benefits six months after treatment.

Sleep duration may affect the integrity of sperm DNA

A study of 796 male volunteers found that shorter or longer sleep durations were associated with lower High DNA Stainability in sperm. Volunteers sleeping 6.5 hours or less had 30% lower DNA stainability compared to those sleeping 7-7.5 hours.

Meta Quest 3 512GB

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

NASA sees Hurricane Ophelia lashing Ireland

NASA's Suomi NPP satellite provided detailed thermal and precipitation data on Hurricane Ophelia, showing extreme heavy rainfall rates of over 8.4 inches per hour. The hurricane was downgraded to a post-tropical cyclone but expected to bring hurricane-force winds to Northern Ireland.

Think laterally to sidestep production problems

KAUST researchers have created a new method for producing solar cells using lateral p-n heterojunctions, which achieve greater power conversion efficiency than traditional methods. This breakthrough simplifies the production process and enables cheaper solar tracking systems to become redundant.

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.

Einstein researchers share $9 million grant to find anti-aging therapies

Einstein researchers have been awarded a $9 million grant to study the genetic differences between healthy centenarians and people with no family history of extreme longevity. They aim to identify rare gene variants that contribute to longevity and develop drugs that mimic these effects, potentially leading to longer, healthier lifespans.

Family members play important role in managing chronic illness

A family approach to managing chronic illnesses can lead to improved health outcomes and reduced healthcare costs. By working together on lifestyle changes such as healthier eating habits and regular exercise, family members can help patients stay on track with their treatment plans.

Astronomers detect colliding neutron stars for first time

For the first time, scientists have detected the collision of two neutron stars using both gravitational waves and light. The historic discovery ushers in a new era in astronomy with multi-messenger astronomy, confirming theoretical predictions and providing new mysteries to understand.

Germ-free hatching eggs: An alternative to formaldehyde application

Researchers have successfully tested a pre-industrial laboratory scale method using microorganisms as natural antagonists to eliminate up to 99.6% of germs from hatching eggs. The bacteria producing pyrazines demonstrated efficiency comparable to that of formaldehyde fumigation.

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.

Shaping animal, vegetable and mineral

Scientists from Harvard SEAS develop a technique to grow any target shape from any starting shape using a bilayer of elastic materials. The researchers demonstrate the system by modeling the growth of various shapes, including a flower petal and the face of Max Planck.