Police in Australia say a blood-engorged leech, through DNA testing, led them to a man responsible for the robbery eight years ago of a 71-year-old woman.Video
Without having been trained to do so, chimps in a Japanese study helped their fellow apes access elusive juice. The researchers say this adds to evidence that chimps are more similar to humans than previously thought. Video
Australia's iconic, island-like Uluru, or Ayers Rock, may soon be off limits to climbers, mainly because Aborigines see the desert sandstone formation as sacred. Video.
Data released this week by researchers who spent three months this spring measuring ice on the Arctic Ocean suggests that the North Pole could be largely open sea in summer within a decade—and ice free by 2029.
For the first time, spacecraft have observed eruptions on the sun from multiple angles for hours on end—a feat made possible by NASA's twin STEREO craft. Video.
Giant, jelly-like sheets of dead and living organic matter, known as marine mucilages, are spreading throughout the Mediterranean. The blobs may smother marine life and carry diseases dangerous to humans.
Plastiki, a 60-foot-long (18.3-meter-long) catamaran made of more than 12,000 plastic bottles, will soon ply the Pacific Ocean to increase awareness of environmental problems.Video
Inspired by the comic superhero, a spiderbot that can shoot cables with magnetic ends and walk on metal surfaces is under development at Israel's Ben Gurion University. Video
Miners in South Africa recently found what may be one of the 20 largest diamonds ever uncovered—a 507.55-carat gem from the storied Cullinan Mine, which also produced the world's biggest diamond. Video.
A second earthquake shook western Indonesia Thursday as the death toll rose above 500 from Wednesday's powerful quake. Plus, see a computer simulation of Tuesday's Samoan quake and the resulting tsunami waves. Video.
Tsunami waves, sparked by a powerful underwater earthquake, swept away people and cars and flattened villages in Samoa, American Samoa, and Tonga in the South Pacific on Tuesday—as seen in amateur video.
