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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.
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?
Solar has grown up and earned a seat at the big kids table. But that means the fights are going to get nastier.
If you’re reading this post, then you are part of the last generation of people who will have the chance...
A sea lion named Ronan is the first nonhuman mammal to have the proven ability to keep a beat.
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.
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.
The Silicon Valley-based electric-car pioneer defied critics by turning its first-ever profit. And it's talking to Google about adding an autopilot system.
One out of every 10 residents of a nearby town say pollution from the pipeline accident and the resulting days-long fire made them sick.