The U.S. government has stepped up its efforts to warn computer users about the security vulnerabilities that come with using peer-to-peer (P2P) file-sharing networks, the most popular of which today are perhaps BitTorrent and LimeWire...
Arsenic exposure has long been linked to cancer, but just how the toxic element triggers tumor growth has been unknown.
A new study, published online February 23 in the journal Cancer Research , describes for the first time the impact of arsenic on crucial signals among the body's cells—a potentially potent discovery for the 100 million people worldwide whose drinking water exceeds arsenic levels recommended by the World Health Organization...
This blog appears in the In-Depth Report Science at the Sochi Olympics Figure skating is one of the most popular sports in the winter Olympics.
Chemical warfare has long been banned from the battlefield, but safely eliminating the world's aging mustard gas, sarin and other chemical weapon stockpiles has proven difficult.
SAN DIEGO—In the next 50 years, humans will have to produce as much food as we have over the entire history of civilization. The planet’s ever-expanding population demands it...
When patients get infections in the hospital, the ramifications can be expensive—and sometimes deadly.
Hospital-acquired infections (HAIs), including staph, pneumonia, sepsis and others, account for 44,000 to 98,000 deaths and $17 billion to $29 billion in additional costs each year, the Institute of Medicine (the health arm of the National Academy of Sciences) estimated about a decade ago...
The STS-130 mission came to an uneventful close Sunday night in Florida when space shuttle Endeavour landed safely at Kennedy Space Center. The orbiter touched down at 10:20 P.M.
SAN DIEGO—“We know even now that we are at some fundamental limits of what the Internet can handle,” warned University of California, San Diego processor kc claffy [ sic capitalization ] at the beginning of her talk at the American Association for the Advancement of Science meeting in San Diego...
SAN DIEGO—Researchers are continuing to develop strains of algae that yield a greater volume of oily compounds that can be processed into biofuels.
SAN DIEGO--You won't learn much physics watching a sci-fi movie or TV show, but reading an old comic book or taking Jim Kakalios's "Physics of Superheroes" seminar at the University of Minnesota might inspire you to figure out if the Flash would consume all of Earth's oxygen if he ran at nearly the speed of light...
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