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Debate Over The Benefits Of Routine Mammograms

The availability of 3-D mammograms renews debate about who should get them and when: Calculating the health benefits of routine mammograms.

NPR

Unlocking A Frozen Lake's Bacterial Secrets

What does life truly need to survive? Writing in the Proceedings of the National Academy of Sciences, Alison Murray and colleagues describe a community of unusual bacteria that survive under 20 meters of ice in the dark, salty, sub-freezing waters of Lake Vida, Antarctica.
NPR

No Joke

Why Even Tragedy Gets A Laugh — When comedian Tig Notaro found out she had breast cancer, she incorporated the grim news into her stand-up routine--and got quite a few laughs from the audience. Notaro and neuroscientist Robert Provine discuss the origins of laughter, what separates the amusing from the truly funny, and why even tragedy sometimes gets a laugh.
NPR

Ask an Astronaut: NASA Spaceflyers Open Up

For the latest in our "Ask an Expert" series, current NASA astronaut Donald Pettit and former astronaut Jeffrey Hoffman chat about their spaceflight experiences. From brushing your teeth to weightless dreams, the astronauts discuss the many curiosities of living in space.
NPR

'Escape Fire' Exposes Flaws Of American Healthcare

In Escape Fire: The Fight to Rescue American Healthcare", director Matthew Heineman exposes what he sees as flaws in the U.S. healthcare system, such as a doctor who can spend just minutes with her patients to a soldier addicted to painkillers. Colonel Chester 'Trip' Buckenmaier III, of the U.S. Army Medical Corps, describes the military's efforts to swap pain pills for alternative therapies, like acupuncture and yoga.
NPR

Curiosity 2.0? NASA Announces New Mars Rover Plans

It has been an exciting week for planetary scientists, ranging from the discovery of water ice on Mercury to the announcement of a new Mars rover mission in 2020. Jim Green, director of NASA's planetary science division, and scientist Matthew Siegler discuss the latest news.
NPR

Blue Whale Barrel Roll Caught On Camera

Reporting in the journal Biology Letters, Jeremy Goldbogen and colleagues say blue whales perform underwater acrobatics when they're eating: they rotate 360 degrees while they gulp krill. Reaching 90 feet in length, blue whales are the largest animals on the planet. Goldbogen is studying their dining habits to understand what fuels their growth.
NPR

When It Comes To Boxed Wine, The Cooler, The Better

From swill of the wine world to hipster fame, boxed wine is growing in popularity. But research suggests that its major impediment is temperature. When stored in the heat, the box ages faster than the bottle, scientists say.

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