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Science News Archive March 2013


Page 14 of 30

Food memories can help with weight loss

A study published in the American Journal of Clinical Nutrition found that recalling recent meals reduces food consumption, while being distracted during eating leads to increased intake. Techniques such as writing down previous meals and using visual reminders can aid in reducing meal sizes.

More hurricane surges in the future

New research from the Niels Bohr Institute predicts a tenfold increase in extreme storm surges due to global warming, resulting in 'Katrina' magnitude storms every other year. The study suggests that 0.4 degrees Celcius warming already leads to a doubling of extreme storm surges and an additional 3-4 times increase with further warming.

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.

Toyota's management practices may improve the quality of hospital care

Researchers at Oregon Health & Science University found that hospitals adopting Lean methodologies from Toyota and similar manufacturing approaches improved heart attack process of care measures, leading to lower 30-day mortality rates. However, no significant association with reduced readmission rates was observed.

Skulls of early humans carry telltale signs of inbreeding, study suggests

A study has uncovered a rare congenital deformation in an early human skull from China, suggesting high levels of inbreeding among our ancestors. The finding provides valuable insights into human evolution and population dynamics, revealing unusual population dynamics likely caused by high levels of inbreeding.

Study tracks variation between hospitals in vena cava filter use

A study found significant variation in vena cava filter use among California hospitals, with some hospitals using them up to 38.96% of the time. Hospital characteristics such as small bed count, rural location, and private status were associated with increased VCF use.

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.

Solar storm near Earth caused by fast CME

A solar storm was triggered by a fast coronal mass ejection (CME) approaching Earth, causing a mild geomagnetic storm with weak power grid fluctuations and minor impact on satellite operations. Aurora may be visible at high latitudes in northern US states such as Michigan and Maine.

Only one-third of parents follow doctors' orders for kids all of the time

A new University of Michigan poll shows that only one-third of parents follow their child's health care provider's advice all of the time. Most parents say they follow provider advice 'most of the time', but lower-income households and black and Hispanic parents are more likely to report following advice only occasionally.

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.

Small particles with a bright future

The EU-funded 'LUMINET' project aims to develop novel luminescent materials that minimize the use of rare earths. Researchers are exploring new methods to produce phosphors without these precious commodities.

Nottingham leads £2.6m international clinical trial into new stroke treatment

Scientists at the University of Nottingham are leading a four-year study to investigate the effectiveness of tranexamic acid in treating intracerebral haemorrhage, a devastating type of stroke. The trial aims to recruit 2,000 people worldwide and assess whether the drug can reduce permanent brain damage and improve survival rates.

NASA sees remnants of Cyclone Tim fading near southeastern Queensland

The remnants of ex-cyclone Tim are drifting west towards the Queensland coast, causing rough to very rough seas and moderate south to southeasterly swell. NASA's infrared satellite imagery shows the weakening storm with significantly warmed cloud top temperatures and strongest thunderstorms appearing in a small area offshore.

Does Greek coffee hold the key to a longer life?

Researchers found that boiled Greek coffee consumption was associated with improved endothelial function and reduced blood pressure, even in those with high blood pressure. The study suggests that the polyphenols and antioxidants in this type of coffee may be beneficial for cardiovascular health.

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.

Six Nations Rugby Union: Were the gloves off?

Researchers found that adding pimples to equipment doesn't necessarily improve grip, but rather the density of pimples and texture of mitts matter. Synthetic leather mitts performed best across all conditions, suggesting a need for tailored ball designs for different climates.

Tourist-fed stingrays change their ways

Researchers found that tourist-fed stingrays at Stingray City show distinct patterns of activity, including daytime feeding and nighttime resting, compared to wild stingrays. Human interaction has drastically altered their behavior, with some stingrays abandoning their solitary nature and forming schools.

Meta Quest 3 512GB

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

Study shows rising rate of propofol abuse by health care professionals

A study reports a rising rate of propofol abuse among health care professionals, characterized by rapid onset and quick recovery time, with most abusers being women with depression and history of childhood trauma. The study suggests that propofol abuse can lead to unintended side effects, including physical injuries and loss of control.

Blood protein able to detect higher risk of cardiovascular events

A study found that elevated PAPP-A levels were associated with a higher risk of cardiovascular events in people with cardiac chest pain due to heart disease. The presence of PAPP-A also predicted cardiovascular events, including heart attacks and strokes, even after controlling for other factors.

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 iPhone 17 Pro

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

Causing collapse

Weizmann Institute researchers found that measuring a single atom's spin can collapse its superposition into one state. By adjusting the polarization of the emitted photon, they demonstrate that observers can influence the spin collapse, suggesting an 'action-at-a-distance' effect.

Computer models show how deep carbon could return to Earth's surface

Researchers used computer simulations of water to predict its behavior under extreme pressure and temperature. The results suggest that magnesium carbonate, previously thought insoluble, can dissolve in water at great depths, potentially returning carbon to the surface through volcanoes.

Oregon researchers synthesize negative-charge carrying molecular structures

Researchers at the University of Oregon have synthesized organic molecular structures that can move both positive and negative electrical charges. This breakthrough has significant implications for creating flexible electronic devices, such as stretchable and bendable computers and synthetic skin for robots and prosthetics.

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.

Cell on a chip reveals protein behavior

Researchers at the Weizmann Institute of Science created a two-dimensional cell-like system on a glass chip, enabling precise observation of gene expression and protein behavior. The system allows for the simultaneous production and trapping of multiple proteins, revealing a spectrum of protein activities.

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.

When it rains these days, does it pour?

Researchers analyzed over 70 years of hourly precipitation data from 13 US sites to test the hypothesis that storms are becoming more frequent and intense as the climate warms. They found a significant steady increase in stormy activity on the Olympic Peninsula in Washington State, which is famously prone to drizzle.

Ocean plankton sponge up nearly twice the carbon currently assumed

A new study by UC Irvine scientists has found that ocean plankton near the surface of warm waters are much more carbon-rich than previously assumed. The researchers' findings challenge the Redfield ratio, a core principle in marine science that was thought to be constant across different depths and locations.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

JCI early table of contents for Mar. 15, 2013

Researchers found that mycolactone, a lipid toxin from Mycobacterium ulcerans, causes cytoskeletal dysregulation by activating the protein N-WASP. This led to defects in cell adhesion and migration, impairing skin integrity. The study suggests using N-WASP inhibitors as potential treatments for Buruli ulcers.

Unhealthy eating can make a bad mood worse

Researchers discover that unhealthy eating behaviors can worsen moods in women without prior mood changes, leading to a better understanding of the relationship between emotions and eating. The study's findings suggest that this connection may play a role in the development and maintenance of unhealthy eating habits.

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.

Columbia University Medical Center/NY-Presbyterian experts at AAN

Researchers at Columbia University Medical Center have made significant breakthroughs in treating rare genetic disorders. For one, they demonstrated the effectiveness of deoxypyrimidine monophosphates as a treatment for thymidine kinase 2 (TK2) deficiency, a condition causing devastating neuromuscular diseases. Additionally, studies on...

NASA's Swift, Chandra explore a youthful 'star wreck'

Astronomers have discovered a young supernova remnant, G306.3.9, located in the central regions of the Milky Way galaxy, estimated to be around 2,500 years old. The Swift and Chandra X-ray satellites detected the object, which is one of the 20 youngest known remnants identified.

Fluke 87V Industrial Digital Multimeter

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

Earth-directed coronal mass ejection from the sun

A NASA research model revealed that a coronal mass ejection (CME) left the sun at speeds of around 900 miles per second, causing mild to moderate effects on Earth. The CME may also pass by the Spitzer and Messenger spacecraft, with only minor particle radiation associated.

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.

ChemCam data abundant at Planetary Conference

The ChemCam system has fired more than 40,000 laser pulses at over a thousand locations on Mars, yielding valuable information about the planet's habitat. Researchers from Los Alamos National Laboratory and other institutions will present their findings at the 44th Lunar and Planetary Science Conference.

Cytoskeletal dysregulation underlies Buruli ulcer formation

Researchers discovered that mycolactone, a lipid toxin produced by Mycobacterium ulcerans, disrupts the cellular skeleton through N-WASP activation. This dysregulation impairs skin integrity and cell adhesion, leading to Buruli ulcers. Blocking N-WASP activity with wiskostatin may provide a new treatment approach.