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Climate & Energy

Watch Obama get really angry — and really funny — when he rants about climate change

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."

Hubble Beginnings

Hubble just turned 25. Here’s what it was like to grow up with it.

The Hubble Space Telescope shows us the far reaches of our universe -- and that tells us a lot about us, too.

Mary-Kate and Ash-ley

Congratulations, Yellowstone! You’re having giant magma twins

A pocket of magma larger than the one we already knew about has appeared unannounced, like a surprise birthday dessert at Chili's.


What happened to America’s black farmers?

In 1920, black farmers represented 14 percent of U.S. farmers; today, they make up less than 2 percent.


We are so good at causing earthquakes that the government is starting to forecast them

Thanks, oil and gas industry.

Yes, we Vatican

Pope Francis forces the issue on climate change

Here's what Catholics think about the pope's big climate push.


Louis C.K. admits his generation is the worst

Louie comes face-to-face with a Young Person who -- surprise, surprise! -- hates baby boomers because of the mess they've left for everyone.

Climate & Energy

Emma Thompson wrote an Oscar-worthy open letter to save the Arctic

Like everything Emma Thompson touches, the letter will leave you either laugh-crying or slow-clapping.

Business & Technology

Who should profit from solar energy?

More and more utilities are competing for solar power dollars -- but what will that mean for smaller companies and consumers?