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Expedition Seeks To Save Florida's 'Terra Incognita'

Four adventurers are coming to the end of a 1,000-mile trek across the state. That might have been the easy part. Their goal: Document the disconnected and disappearing wildlife in Florida's interior and promote a continuous natural corridor the length of the state.
NPR

Lights Off, Eyes Open: New Moon Darkens Skies For Meteor Shower

The Lyrids aren't known for their flashy shows, but this year they're getting some help. The height of the showers is expected Sunday morning before dawn, and darker skies will make viewing more exciting.
WAMU 88.5

A Genetic Portrait : What's in America's DNA?

Surprising facts and challenging insights are being revealed regularly now that geneticists are applying DNA testing to ideas about history and human migration. What one world-famous geneticist is finding out about America's shared past...

NPR

For Most Of Human History, Being An Omnivore Was No Dilemma

Humans and other primates have been omnivores for some time, which may have given us an evolutionary edge over strictly meat or plant eaters, a new study shows. It may have also prompted us to wean our babies faster, another study says.
NPR

Untangling The Hairy Physics Of Rapunzel

Kelly Ward, senior software engineer for Walt Disney Animation Studios, was tasked with bringing Rapunzel's locks to life in Disney's Tangled. The hair had to look realistic, but not too real — otherwise Rapunzel would be towing 80 pounds of hair behind her.
NPR

Designing A Bridge For Earthquake Country

Scientists estimate a more than 60 percent chance of a major earthquake hitting the San Francisco Bay Area within 30 years. Marwan Nader, lead design engineer for the new eastern span of the Bay Bridge, discusses features that give the bridge the flexibility to withstand the 'Big One.'
NPR

Exploring The Deepest, Darkest Spots On Earth

Very few people will ever visit the ocean's depths. This hour, Ira Flatow talks with a few who have, like divers Sylvia Earle and John McCosker, who've discovered flashing fish and spotted sharks in the deep. And filmmaker James Cameron joins to discuss his dive to the bottom of the Mariana Trench.

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