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Science News Archive March 2012


Page 21 of 32

Could the immune system help recovery from stroke?

A new EU project, TargetBraIn, is investigating the potential of the immune system to aid in stroke recovery. The research seeks to balance the positive and negative effects of inflammation, with the goal of developing more effective treatments for this growing health issue.

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.

150 'Planet under Pressure' public events worldwide

The Planet under Pressure conference brings together 2,500 specialists to present scientific knowledge on the planet's state and potential solutions. Public events at science centers and museums worldwide will take place concurrently, giving the public a snapshot of the planet's state and scientific concern.

Prolonged space travel causes brain and eye abnormalities in astronauts

Prolonged space travel has been found to cause brain and eye abnormalities in astronauts, similar to those seen in intracranial hypertension of unknown cause. MRI scans revealed optic nerve expansion, eyeball flattening, and pituitary gland changes in astronauts exposed to microgravity for extended periods.

Apple iPhone 17 Pro

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

Global warming skepticism climbs during tough economic times

A University of Connecticut study reveals that growing economic uncertainty leads to decreased public belief in man-made global warming. Research found a strong correlation between unemployment rates and climate change skepticism, with jobless rates dropping skepticism among the public.

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.

Planned repeat cesarean section may be safer for mother and baby

A study published in PLOS Medicine suggests that women who have a previous caesarean section may benefit from a planned repeat caesarean section in terms of reduced bleeding and infant mortality. The research found that elective repeat caesarean sections were associated with lower risks of severe bleeding and serious infant morbidity.

New compound discovered that rapidly kills liver cancer

Scientists have identified a new compound, Factor Qunolinone Inhibitor 1 (FQI1), that rapidly kills hepatocellular carcinoma (HCC) cells by inhibiting an oncogene, while sparing healthy tissue. Laboratory experiments and mouse models demonstrate the compound's effectiveness without observable toxicity.

Fertilization by invasive species threatens nutrient-poor ecosystems

Biologists at Bielefeld University have developed a new method to quantify the impact of non-native species on ecosystem functioning. The study found that invasive species like the Sydney Golden Wattle can fertilize surrounding soil with nitrogen, extending beyond their occupied area and affecting native plants.

Cool hands may be the key to increasing exercise capacity

A study presented at the American Heart Association's 2012 Scientific Sessions found that cooling the palms of the hands during exercise improved exercise tolerance and cardiovascular fitness in obese women. Holding a cold bottle or using a cooling device may help exercisers work out longer and stick with their regimen.

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.

Center for Innovative Metal Processing created

The Penn State Applied Research Laboratory and Sciaky, Inc. have established the Center for Innovative Metal Processing through Direct Digital Deposition as a Manufacturing Demonstration Facility. The center aims to provide an advanced design and simulation tool in a shared network for industry participants to evaluate the technology.

U-M biologists find potential drug that speeds cellular recycling

A University of Michigan team has identified a synthetic small molecule that can activate lysosome calcium channels, potentially treating rare inherited metabolic disorders and neurodegenerative diseases. The discovery could also provide insights into the aging process.

Dietary patterns exist among US adults based on demographics

Researchers identified five distinct dietary patterns among US adults based on demographic factors such as age, race, region, gender, income, and education. These patterns include the Southern, Traditional, Healthy, Sweets, and Alcohol diets, which have clear differences in food choices across demographic groups.

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.

'A Lethal Inheritance'

The book reveals startling neuroscientific and genetic findings that explain how clusters of mental illness traverse family generations. Victoria Costello shares her personal journey and discovers the earliest signs of mental illnesses that can be passed on from grandparents to parents and grandchildren.

Cassini spies wave rattling jet stream on Jupiter

Scientists have discovered an invisible wave interacting with Jupiter's jet streams, revealing a connection to Earth's atmosphere and influencing the planet's weather. The Cassini spacecraft's high-resolution images showed the wave's oscillation, tied to Rossby waves and gravity inertia waves.

Scientists produce eye structures from human blood-derived stem cells

Researchers at the University of Wisconsin-Madison have created early retina structures containing proliferating neuroretinal progenitor cells using induced pluripotent stem cells derived from human blood. The structures showed the capacity to form layers of cells, which possessed the machinery to communicate information.

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.

Just 60 seconds of combat impairs memory

A study by Dr. Lorraine Hope found that less than 60 seconds of physical exertion can severely impair a police officer's ability to remember details of an incident, including recognizing the person involved. This can lead to inaccuracies in witness accounts and potentially affect an officer's credibility.

New insights into the synaptic basis of chronic pain

A team of scientists has identified a key player in the amplification of pain signals in the spinal cord, which could lead to the development of novel treatments for chronic pain. By removing an enzyme called PKG-1 from pain-sensing nerves, researchers found that LTP was abolished and pain-related memory and behavior were also altered.

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.

Barrier to faster graphene devices identified and suppressed

Researchers at Vanderbilt University have identified a major barrier to faster graphene devices, finding that charged impurities on the surface of graphene scatter electrons. By using electrically neutral liquids, they achieved record-levels of room-temperature electron mobility, three times greater than previous graphene-based devices.

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.

Extensive taste loss in mammals

Seven mammalian species have lost the sense of sweet taste, including strict carnivores like cats and sea lions, due to defects in their sweet taste receptors. This finding suggests that dietary specialization can lead to evolutionary trade-offs in sensory perception.

Powerful treatment provides effective relief for urinary incontinence -- new study

A new study by the University of Leicester has demonstrated that botulinum toxin is an effective treatment for overactive bladder, providing relief from symptoms such as urinary incontinence and urgency. The study found that 4 in 10 women became completely continent again after six weeks and a third remained continent after six months.

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.

Scientists document first consumption of abundant life form, Archaea

A team of scientists from Oregon State University has documented for the first time that animals can consume Archaea, a type of single-celled microorganism. This finding adds a wrinkle to scientific understanding of greenhouse gas cycles and opens up new avenues of research into the roles of Archaea in ecosystems.

Tweens just say 'maybe' to cigarettes and alcohol

A study published in the Journal of Studies on Alcohol and Drugs found that tweens are ambivalent about cigarettes and alcohol, with both positive and negative associations. This ambivalence makes them susceptible to social influences and media portrayals, increasing their risk of substance use.

Restoring what's lost: Uncovering how liver tissue regenerates

Researchers at the University of Southern California have identified the role of stem and progenitor cells in liver regeneration. Bone marrow-derived progenitor cells were found to be required for liver regeneration following surgical removal, shedding light on liver complications associated with suppressed bone marrow tissue.

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.

Laser lightning rod: Guiding bursts of electricity with a flash of light

Researchers successfully redirect an electrical discharge from its intended target to a normally less-attractive electrode using a virtual lightning rod created with femtosecond pulses of laser light. This feat demonstrates the potential of using laser-based lightning rods for research and protection.

Circumcision may help protect against prostate cancer

A new analysis suggests that circumcision before a male's first sexual intercourse may reduce the risk of developing prostate cancer. Men who were circumcised had a 15% lower risk of developing prostate cancer compared to uncircumcised men, with reduced risks for both less aggressive and more aggressive cancers.

Blood on the menu

Scientists have discovered how to control the Ruby gene, which is associated with improved cardiovascular health and reduced obesity. This breakthrough could lead to genetically engineered blood oranges that can thrive in warmer climates without cold dependency.

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.

Major study stops bladder cancer from metastasizing to lungs

A major study published in the Journal of Clinical Investigation has identified a method to stop bladder cancer from metastasizing to the lungs. The study found that adding the protein RhoGDI2 to tumors reduces versican production, blocking the ability of cancer cells to grow in the lungs.

Detecting clouds from both sides now

Researchers from the University of Reading have designed a novel sunlight-measuring tool to detect cloud boundaries with greater precision. The device uses the natural swinging motion of a rising weather balloon to distinguish between clouds and clear air.

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.

Meta Quest 3 512GB

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

Mini-molecule governs severity of acute graft vs. host disease, study finds

Researchers have identified microRNA-155 as a molecule that controls the severity of acute graft-versus-host disease in leukemia patients who receive bone-marrow transplants. Reducing or blocking miR-155 expression decreases GVHD severity and increases survival, suggesting a new strategy for treating the condition.

Smartphones more accurate, faster, cheaper for disease surveillance

A study found that smartphone-based data collection was more accurate than traditional paper methods, with fewer errors and faster turnaround times. The method also saved resources and reduced costs, making it a promising tool for disease surveillance in the developing world.

Largest ever study of childhood ALL shows improving survival

The largest-ever study of childhood Acute Lymphoblastic Leukemia (ALL) reveals a remarkable improvement in the five-year survival rate, increasing from 83.7% in 1990-1994 to 90.4% in 2000-2005. This significant advancement is attributed to better treatment and drug optimization, not the introduction of new drugs.

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.