After years of turmoil, U.S. hydropower production is poised to grow by more than 5% in 2016, according to new data. But globally, the renewable energy resource is getting some unexpected competition.

"I'm treating him like a murderer"

From the athlete who hugged Obama to the runner who finished the Boston Marathon

The Breakthrough Message isn't humanity's first effort to craft a greeting for alien life. Here's a look at what we've already sent.

The President will appear on the show with Stewart as anchor for the final time on Tuesday night

The odds that Peter McCathie would be struck by lightning and win the lotto are approximately 1 in 2.6 trillion