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Dec. 12, 2014

Evidence Mounts for Liquid Water on Mars

NASA reveals new evidence for a large lake that could have existed for millions of years on Mars.

Alan Alda Challenges Scientists to Answer: What Is Sleep?

Alan Alda’s “Flame Challenge” asks scientists to answer the big questions that keep them up at night to 11-year-olds around the world.

Food Failures: Cookie Science Secrets

In this episode, Cooking for Geeks author Jeff Potter gives home bakers tips on how to achieve cookie perfection using different sugars, fats, and flours.

DIY Holiday Gift Hacks

Avoid the long lines and hack your holiday gifts, from homemade perfume to 3-D printed ornaments.

The Best Science Books of 2014

Science writers Deborah Blum and Annalee Newitz join Ira to share their favorite science books of 2014.

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Dec. 12, 2014

Dec. 18, 2014

Under the Influence of Beer Foam

A team of fluid mechanics researchers at Princeton University dive into the anti-sloshing physics of foam.

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