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Writer Annalee Newitz has a plan to help humans survive a planet-wide catastrophic event.
Michael Archer, leader of the ‘Lazarus Project,’ describes early efforts to bring a frog species back from extinction.
Ira talks with author Alan Weisman about what the world might be like if humans were suddenly to disappear from the planet.
Climate, pollution, loss of habitat -- what are the leading causes of modern extinctions?
Researchers examining DNA evidence gathered from soil samples say that the woolly mammoth may have survived for thousands of years longer than the fossil record indicates.
An new thermal infrared camera might make crime scene investigations easier.
Can samples of the bacteria on a person's hands be enough to identify them?
Fifty years later, forensic scientists apply modern tech to the JFK assassinatio...
A new book traces the early history of blood transfusions.
Forensic anthropologist and writer Kathy Reichs talks about her new novel "Bones...
\tThe La Brea Tar Pits are world-renowned fossil sites for good reason—they're the mass graves of thousands of Ice Age creatures, each with a story to tell. Researchers at the nearby Page Museum clean the asphalt from the fossil remains, and using paleoforensics, recount the grim details of their deaths. In the process, clues emerge about what life was like in prehistoric Los Angeles.