The European Space Agency's Rosetta space probe has captured images of bright bursts of light on the comet it is orbiting, apparently caused by a landslide.
U.S. federal officials are seeking a ban on swimming with Hawaii's spinner dolphins, saying the encounters popular with tourists are harming the nocturnal creatures' sleeping habits.
Popular areas in Yellowstone and Grand Teton national parks were welcoming tourists Thursday for the 100th anniversary of the National Park Service, but a wildfire forced some people to drive a little farther than they expected to get to the festivities.
A Bengal tiger rescued from what activists have called "the worst zoo in the world" arrived in South Africa for a new home Thursday, after living in a small cage in Gaza alongside another tiger's stuffed corpse.
Some wolf advocates are outraged that the state is preparing for the second time to exterminate an entire wolf pack for preying on livestock in northeastern Washington state.
Auction house employee Lindsay Hoadley prepares an almost complete dodo skeleton as it is displayed at Summers Place Auctions in Billingshurst, southern England, Thursday, Aug. 25, where it will be the first of its kind to come up for sale in nearly 100 years.
NASA on Thursday conducted the second to last splashdown test for its Orion spacecraft as the agency prepares to eventually send humans to Mars.
Four malnourished Hawaiian monk seals have been taken from remote atolls to a Big Island hospital for the endangered animals to be fed fish and fluids to boost their weight, officials said Thursday.
Scientists Wednesday announced the discovery of an Earth-sized planet orbiting the star nearest our Sun, opening up the glittering prospect of a habitable world that may one day be explored by robots.
The four-legged mayor of a northwestern Minnesota village greets voters like a true politician.