Scientists Watch Antarctica, Arctic Sea-Ice Levels

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The ice covering the Arctic Ocean was at a record low, in keeping with a sharp warming trend in the far north. At the same time, the amount of the ocean around Antarctica covered by sea ice hit a record high. It's winter in Antarctica when it's summer in the Arctic. But why in a warming world is wintertime ice growing?

A Star-Crossed 'Scientific Fact': The Story Of Vulcan, Planet That Never Was

For decades, astronomers believed there was another planet in our solar system, tucked just out of sight. Then Albert Einstein figured out it wasn't there. Author Thomas Levenson explains.

Internet Food Culture Gives Rise To New 'Eatymology'

Internet food culture has brought us new words for nearly every gastronomical condition. The author of "Eatymology," parodist Josh Friedland, discusses "brogurt" with NPR's Rachel Martin.

2 Degrees In Paris: The Global Warming Set To Dominate Climate Conversation

As world leaders gather in Paris to talk about climate change, one phrase that will dominate conversations is "two degrees." Global leaders will discuss how to prevent global temperatures from warming by more than two degrees since the industrial revolution.

Payoffs For Prediction: Could Markets Help Identify Terrorism Risk?

In a terror prediction market, people would bet real money on the likelihood of attacks. NPR's Scott Simon speaks with Stephen Carter about whether such a market could predict — and deter — attacks.

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