Will we ever have a fundamental theory of lif...

The quest for a theory of everything – explaining all the forces and particles in the universe – is arguably the holy grail of physics. While each of our main theories of physics works extraordinarily well, they also clash with each other. But do we really need a theory of everyt ...  Show more

It is hard to shake the intuition that there's a real and objective physical world out there. If I see an umbrella on top of a shelf, I assume you do too. And if I don't look at the umbrella, I expect it to remain there as long as nobody steals it. But the theory of quantum mecha ...  Show more

Physics, while absolutely fascinating, can be impenetrable. And it isn't just cutting-edge ideas that can melt our brains, often we accept basic principles and ideas without really knowing how they work or even what they are. This week, Jonathan is joined by Sean Carroll, physi ...  Show more

Sam Harris speaks with Sara Imari Walker about a scientific understanding of life. They discuss the contributions of physics to this topic, Erwin Schrödinger, the inadequacy of standard definitions of life, the prospect of "artificial" life, the role of information, ...

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. 

How did life on Earth start? To help answer that, researchers are trying to create some life for themselves. This is the second 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 gre ...  Show more