An ancient arachnid related to early spiders shows a strange mix of features.
How the mind can make sense of quantum physics in more ways than one
Announcing the winners of the XPRIZE Ocean Initiative's challenge to turn data into much-needed ocean services
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Verizon Wireless today apologized to President-elect Barack Obama after discovering that employees had snooped into his cell phone records in the latest example of a VIP’s private information being accessed by nosy staffers.
Editor's Note: Marine geophysicist Robin Bell is leading an expedition to Antarctica to explore a mysterious mountain range beneath the ice sheet. Following is the second of her updates on the effort as part of Scientific American.com 's In-Depth Report on "The Future of the Poles." CHRISTCHURCH, NEW ZEALAND—The flight from the land of green to the land of white may be within our grasp today. Everything seems to be working. The van showed up at the allocated time. The check in process went quickly.
Turning urine into drinkable water apparently isn't so easy. At least not in space. As the space shuttle Endeavour and International Space Station (ISS) crews gear up for tomorrow's scheduled seven-hour spacewalk, they're still wondering what to do with their malfunctioning $250 million water-and-urine recycling system.
With more nations sending up more spacecraft conducting more advanced scientific studies, how will the world's space agencies keep everyone and everything in the loop?
Saturn's small, snow and ice–covered moon, Enceladus, only 310 miles (500 kilometers) across, has made a big impact on astronomers. On a series of close flybys in 2004, the Cassini spacecraft revealed a great deal of unexpected activity bursting forth from this frozen world, which travels with 33 other named satellites in Saturn's domain over 740 million miles from Earth.
Two years after federal health officials recommended that everyone get tested for HIV at least once, the exam still isn’t routine.
In 2006, the Centers for Disease Control and Prevention (CDC) said that all Americans between the ages of 13 and 64 should take the test, because nearly a quarter million people in the U.S.
Asthma, a respiratory disease whose prevalence skyrocketed in the latter part of the 20th century, is believed to have a genetic component, and environmental triggers—including pollution and pests— are also blamed. Now a common infant virus—respiratory syncytial virus (RSV)—is being fingered as a possible cause.
Microsoft is changing its tune on computer security, two years after its much-heralded foray into the security space turned out to be less than spectacular.
Piracy on the high seas is making a comeback this year, particularly off the coast of the African nation Somalia, where raiders are using increasingly more powerful and sophisticated technologies to attack ships and hold their crew and cargo for ransom.
What exactly makes a fish organic? Apparently, one that feeds on a nonorganic diet.
A U.S. Department of Agriculture (USDA) advisory panel says that producers should be allowed to slap organic labels on farmed fish even if their diets include wild fish and other feed that isn’t organic itself—definitions that environmentalists say depart from the criteria for other certified organic animal food products.
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