High testosterone drives risky investments
Higher levels of testosterone correlate strongly with financial risk-taking behavior, finds a new study in Evolution and Human Behavior that…
Anti-obesity drugs may be effective against HIV, flu
Viruses dramatically increase cellular metabolism, and existing anti-obesity drugs may represent a new way to block these metabolic changes and…
Boulder debris indicates biggest ever tsunami
A line of massive boulders, each up to 30 feet high and weighing almost 2,000 tons, on the western shore…
Astronomers mull planetary smash ’em up derby
Two Earth-like planets orbiting a stable mature sun-like star some 300 light-years from Earth appear to have recently suffered a…
GPS open to attack, say researchers
The global positioning system (GPS) has become ubiquitous in electronic devices and is critical for the smooth operation of the…
Academics question surge’s success in Baghdad
By tracking the amount of light emitted by Baghdad neighborhoods at night, a team of UCLA geographers has uncovered fresh…
New DOE program aims to predict abrupt climate change
The U.S. Department of Energy has just announced the launch of IMPACTS – Investigation of the Magnitudes and Probabilities of…
Grants to spur search for more robust crops
Climate change is having the most negative impact in the poorest regions of the world, already causing a decrease in…
Experts demand FDA act on BPA report
In the latest issue of the Journal of the American Medical Association, researchers from the Peninsula Medical School in the…
The cold shoulder can be downright chilly
Metaphors which make a connection between cold temperatures and emotions such as loneliness, despair and sadness may be more literal…
Invariance And Computer Vision
In work that could lead to much-improved computer vision systems, Massachusetts Institute of Technology (MIT) neuroscientists have tricked the visual…
Gamma ray burst was brightest ever
Astronomers from around the world have combined data from ground and space based telescopes to paint a detailed portrait of…
Climatologists get to grips with aerosols
The airborne spicks and specks known as aerosol particles are created by both natural and human processes and can consist…
Size matters! Nanosilver risks unknown, say watchdog group
Widespread use of nanoscale silver in consumer products will challenge regulatory agencies to balance important potential benefits against the possibility…
Scientists create species-jumping hybrid prions
In research with profound implications for public health, scientists have created entirely new strains of infectious prions in the laboratory…
New findings challenge long-held assumptions about flightless bird evolution
University of Florida zoologists say that large flightless birds such as the ostrich and emu do not share a common…
Herpes Virus Transferred To Infants Via Parental DNA
Parents expect to pass on their eye or hair color to their children through their genes but new research from…
“Master Switch” For Appetite And Reproduction Located
Body-weight and fertility have long been known to be related to each other and now a master switch has been…
Safety Of Ayurvedic Medicines Questioned
An analysis of traditional Indian medicines purchased via the Internet found that 20 percent of the products contained levels of…