Seriously...what IS life?

The new Nancy Grace Roman space telescope is slated to launch this weekend. It was originally built for the National Reconnaissance Office as a spy satellite, but was never launched. Instead, NRO gave it to NASA about 15 years ago. After some major modifications, it’s set to begi ...  Show more

In 2009, medical student Shebani Sethi watched a patient in a weight loss program make a remarkable recovery. The dietary intervention she underwent alleviated her schizophrenia symptoms, something the woman had tried – and failed – to treat with medication for years. That experi ...  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