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NASA scientist John Grunsfeld gives a preview of the Mars Curiosity mission, from the landing’s ‘seven minutes of terror’ to the plans for the exploration ahead.
From the psychology of trash talk to frustrated magnets, a new book asks if science can explain life's annoyances.
From dramatic new stem cell techniques to new ideas about cosmic rays, 2007 had plenty of scientific surprises. Join Ira and guests for a look back at the top science stories of the year.
Researchers report that they have been able to extract embryonic stem cells from cloned monkey embryos.
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.