Is anything real? Is time just a construct? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen answer your far-out questions about black holes, dark matter, and the universe with astrophysicist Janna Levin.

Cosmic Queries – Stoner Edition with Janna Levin

Science, pop culture, and comedy collide on StarTalk Radio! Neil deGrasse Tyson, astrophysicist and Director of New York's Hayden Planetarium, and his comic co-hosts, guest celebrities, and scientific experts explore astronomy, physics, and everything else there is to know about life in the universe. New episodes premiere Tuesdays. Keep Looking Up!

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How is new tech helping protect the rainforest? Neil deGrasse Tyson and comedian Chuck Nice learn how space technology is helping uncover illegal gold mines and protecting the Amazon, with illegal mining expert Larissa Rodrigues and Earth researcher Jennifer Holm.

Eyes in the Sky with Larissa Rodrigues & Jennifer Holm

Are black holes places or objects? Neil deGrasse Tyson and cohosts Chuck Nice and Gary O’Reilly answer grab-bag questions about distorting spacetime, Olbers’ Paradox, singularities, the shape of the universe, and more with astrophysicist Charles Liu.

Cosmic Queries – Black Hole Time Cloak with Charles Liu

What is the Sun’s ecliptic? Neil deGrasse Tyson and comedian Chuck Nice break down the things you thought you knew about spheres in the universe, navigating the sky, and taking spacecraft out of orbit.

Things You Thought You Knew – The Geometric Universe

What can we learn from eclipses? Janna Levin joined by comedian Matt Kirshen and professor of astronomy and astrophysics at Columbia University, Joe Patterson, discuss the 2017 eclipse, binary star systems, supernovae and more. What is an eclipse on Jupiter like?

Eclipses, Cosmic Cataclysms, and More with Janna Levin

Is space infinitely stretchable? Neil deGrasse Tyson and comedian Chuck Nice explore fan grab bag questions about supermassive black holes, Planck lengths, and the gravitational wave background with extragalactic astrophysicist and host of PBS Space Time, Matt O’Dowd.

Cosmic Queries – Stoner Edition with Janna Levin

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