A new fault formed off the northwest coast of Hawaii on Oct. 15 of this year, and now scientists are figuring out what caused the crack and the ensuing 6.7 magnitude earthquake.

People seem to assign higher value to objects when they're in a friendlier mindset, a new study suggests.

The world's first cloned cat just became a mother -- and she even did it without test tubes. Copy Cat, who was cloned by Texas A&M University researchers in 2001, had three kittens in September.

The average annual temperature in 2006 for the contiguous United States will likely be the third warmest on record since 1880.

Gore said that in order to make real changes at the individual and even climate policy level, scientists need to communicate directly with the people making decisions.

A team of teenage volunteers will explore the changing ecology of coral reefs in the Bahamas next summer.