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A 12-year-old girl kidnapped in Ethiopia was found several days after her abduction, safe under the watchful eyes of three lions.
A sea lion named Ronan is the first nonhuman mammal to have the proven ability to keep a beat.
Solar has grown up and earned a seat at the big kids table. But that means the fights are going to get nastier.
Thanks to climate change, millions of square miles of new trees and shrubs are turning the far north green, say researchers. And that's not good.
South of New Orleans, a tugboat pushed an oil barge into a pipeline area where shipping is banned, and the resulting fire is still blazing.
New research shows that sea-level "lock in" -- the amount of sea-level rise we are making inevitable through carbon emissions -- is growing rapidly. Do we, should we, care about what will happen so far in the future?
If you’re reading this post, then you are part of the last generation of people who will have the chance...
Author Peter Gleick found that nearly half of bottled water is just treated stuff from the tap.
The government didn't make a fortune off Tesla because it's not in the business of stock investing -- its loan program aimed to grow the whole electric-car market.