A satellite radio that carries signals and commands to the Mars Phoenix lander restarted last night, ending a one-day delay in the robotic explorer's deployment on the Martian surface.A satellite radio that carries signals and commands to the Mars Phoenix

An aide says science fiction writer Arthur C. Clarke has died. Clarke is the author of more than 100 books, including "2001: A Space Odyssey." He was also the inventor of the communications satellite.

The prospect of having nine lives is no longer the sole preserve of cats. In a happy mix of science and commerce, man's best friend can now live again and again - if the owner is besotted and rich enough.

If you've got blue eyes, shake the hand of the nearest person who shares your azure irises: He or she may be a distant cousin. Danish researchers have concluded that all blue-eyed people share a common ancestor, presumably someone who lived 6,000 to 10

Elephants can literally smell danger, according to a study on Thursday that shows the animals can sniff out whether humans are friends or foes. The study in Kenya found elephants detected both the scents and colours of garments worn by Masai tribesman

People who crave chocolate have colonies of a specific type of bacteria in their guts. Comparing men who did and didn't eat chocolate, researchers found that a dozen substances were sginificantly different in their metabolic blood and urine byproducts.

William Brown sported a black spider ring and passionately carried a "Spiders Rule" poster board. He hoped Jane Goodall would notice. William, 7, was one of nearly 500 students from Wichita-area schools at the Sedgwick County Zoo on

Planet hunters have spotted more than 200 planets beyond our solar system, but the vast majority are hot, Jupiter-sized planets that would dwarf the Earth and are almost certainly lifeless.

PORTLAND, Ore. (AP) - In 2005, a 2.9-inch steelhead left a Washington state hatchery in 2005 with a tiny implanted electronic tag. In April, Maori hunter Dale Whaitiri on Big Moggy Island off Southern New Zealand killed a young sooty shearwater chick,

Researchers at Carnegie Mellon University, in collaboration w/scientists at NASA's Ames Research Center, have built a low-cost robotic device that enables any digital camera to produce breathtaking gigapixel (billions of pixels) panoramas called GigaPans.