Seriously...what IS life?

Police departments across the U.S. are installing Flock cameras, saying the surveillance devices help deter theft and solve crimes, like helping find stolen property and missing people. But as the technology and its use by federal agencies expands, a handful of people have taken ...  Show more

It's Halloween season — and what better way to celebrate October 13th than to explore the haunting sound of fear? That's exactly what we do in this episode, where host Regina G. Barber and NPR science correspondent Nate Rott dive into the science behind the sound of fear. Along t ...  Show more

For every definition of life, there’s a creature that sends us right back to the drawing board. This is the third episode in our three-part series, Origins, about the beginnings and boundaries of life on Earth. For more, go to http://vox.com/unexplainable It’s a great place to vi ...  Show more

Daniel and Kelly talk to Sara Imari Walker, author of "Life as No One Knows it" about what life is and what aliens might look like.See omnystudio.com/listener for privacy information. 

What is life? Neil deGrasse Tyson and co-host Chuck Nice tackle assembly theory, artificial life, and the origin of lifeforms in the universe as we revise the definition of life with astrobiologist and theoretical physicist Sara Imari Walker.

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Life’s final border might not be so final after all. From tardigrades to viruses, some things are both dead and alive. Or neither. How do we draw the line between the living and the dead? And how does that line blur in places like in a time capsule buried in ice, or a library on ...  Show more