The jury is out on the balance of benefit and harm from testing for dementia that results from an incurable disease
Humans are not the only species capable of empathy. Our closest relatives also show compassion and, like us, are more likely to offer comfort to kin and those socially close to them
The cloud of comets in the outer solar system could include a significant contribution from the sun's former stellar neighbors
Although unique genetic variations in children with autism are nearly as rare as they are in the general population, comprehensive studies are starting to find patterns in disrupted genes and pathways...
The downside: by going deeper it will take another two months. In the meantime the oil company scrambles for temporary fixes
A model of recent formation processes near Saturn's rings fits well with the planet's observed population of so-called moonlets
A proof of concept treatment using RNA interference protects monkeys against the deadly virus, even after exposure
Slosh and Berm: Building Sand Barriers off Louisiana's Coast to Hold Back Oil Spill Has Low Probability of Success
The oil spill will not just have an environmental impact--the catastrophe, along with efforts to stop it, may reshape the geography of Louisiana's Gulf coast
A geologic field study explores whether expertise can be taught to novices
Dogs have played heroic roles throughout the history of modern science in experiments that weren't always humane
A team of researchers is hoping that the study of methane will help more accurately calculate the extent of the oil spill and the Gulf's ability to break down the slick
Quantum physicists have a novel plan for an experiment that uses the human eye to detect "spooky action at a distance"
Bountiful carbonate minerals in a rock outcrop on the Red Planet could have formed under watery greenhouse conditions billions of years ago
Among the oddities of liquid impacts into granular solids: slow-falling droplets can make deeper craters than their speedier brethren
A study of sockeye salmon in Alaska's Bristol Bay suggests why fish and fishermen are doing so much better there than in the Columbia and Sacramento rivers
Memories formed by snails under the influence of methamphetamine were stronger than those formed under drug-free conditions, suggesting that mental associations are powerful drivers of compulsive drug use...
Undercover government employees received consistently false information when shopping for supplements, and analyses show most supplements contain trace amounts of contaminants
A study suggests bacteria-eating fish in the Baltic Sea might expose humans to dangerous levels of a neurotoxin, but scientists argue over the significance of the finding
The most recent solar minimum was both long and pronounced. But why?
A screening of hundreds of metabolites in the blood plasma of people at rest and after exercise paints a newly detailed picture of changes within the body--and reinforces links with metabolic and cardiovascular diseases...