In a joke-packed speech to the White House Correspondents' Association, Obama got so "angry" at climate deniers that he scared off his "anger translator."
The Hubble Space Telescope shows us the far reaches of our universe -- and that tells us a lot about us, too.
A pocket of magma larger than the one we already knew about has appeared unannounced, like a surprise birthday dessert at Chili's.
In 1920, black farmers represented 14 percent of U.S. farmers; today, they make up less than 2 percent.
Thanks, oil and gas industry.
Here's what Catholics think about the pope's big climate push.
Louie comes face-to-face with a Young Person who -- surprise, surprise! -- hates baby boomers because of the mess they've left for everyone.
Like everything Emma Thompson touches, the letter will leave you either laugh-crying or slow-clapping.
More and more utilities are competing for solar power dollars -- but what will that mean for smaller companies and consumers?