Here's the perfect Christmas gift for the person who has everything: A red and green rock, ornament-sized, stuffed with 30,000 teeny-tiny diamonds.
Strange spikes in Siberia seen from space have an Earthly explanation.
Here are some recent striking images of our planet from the Web.
A massive, unexplained hole is discovered in a gas-rich area of Siberia called the 'end of the world.'
The world has moved on since the 1986 catastrophe, but one thing hasn't changed very much: The dead trees, plants and leaves at the contaminated site.
The Polar Star, America's only active polar icebreaker, has been dispatched to Commonwealth Bay Antarctica to free a Russian ship stuck in the ice. How do these huge ships work?
The last of the 26 foreign Greenpeace activists who were detained after an Arctic protest left Russia on Sunday, the group announced, finally ending a saga that had caused global concern.
Russian scientists believe they have found a wholly new type of bacteria in the subglacial Lake Vostok in Antarctica.
+ Load More