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Researchers detected waves coming just after the Big Bang 13.8 billion years ago.
Physicist Lawrence Krauss and Nobel Laureates Frank Wilczek and Brian Schmidt discuss current cosmic challenges.
How can scientists tell compelling stories without hyping or distorting the science?
The Science Friday Book Club discusses the classic book “Surely You’re Joking, Mr. Feynman!”
In his book, Krauss surveys modern cosmology and what it says about the past and future universe.
Was a star eaten by a massive black hole?
Cormac McCarthy, Werner Herzog, and Lawrence Krauss discuss science as inspiration for art.
Physicist Lawrence Krauss writes about the life and science of Richard Feynman.
In this hour of Science Friday, we'll talk with philosophers and scientists about the origins of human values.
Are there some challenges that are beyond us, despite money, intelligence, and desire?
Thursday, the Bulletin of the Atomic Scientists adjusted the minute hand of its Doomsday Clock, a measure of the world's vulnerability to catastrophe.
Ira talks with cosmologist Lawrence Krauss about whether a human expedition to Mars should involve a return trip to the Earth.
In this hour, we'll get an update on the very small--particle physics--and the very large--cosmology--and find out how these two fields of study fit together.
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.