Janna Levin is a theoretical physicist and cosmologist specializing in black holes, cosmology of extra dimensions, topology of the universe, and gravitational waves.
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Jun 26
#473 – Iran War Debate: Nuclear Weapons, Trump, Peace, Power & the Middle East
Debate on Iran war between Scott Horton and Mark Dubowitz. Scott Horton is the author and director of the Libertarian Institute, editorial director of Antiwar.com, host of The Scott Horton Show, and for the past three decades, a staunch critic of U.S. foreign policy and military ... Show More
4h 11m
Jun 5
#471 – Sundar Pichai: CEO of Google and Alphabet
Sundar Pichai is CEO of Google and Alphabet. Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep471-sc See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc. Transcript: https://lexfridman.com/sundar-pichai ... Show More
2h 17m
Feb 2025
Cosmic Queries – Stoner Edition with Janna Levin
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. (Originally Aired Tuesday, March 8 2022)NOTE: StarTalk+ ... Show More
49m 12s
Dec 2024
EVSN - Searching for Dark Energy in Black Holes
From December 11, 2024. From baby planets to ancient black holes, let's look at the week's space news, including the discovery of a planet around a still-forming star, our Sun's massive outbursts as measured by tree rings, a new catalog of white dwarfs in binary systems, and a de ... Show More
27m 44s
Oct 2024
Cosmic Queries – The Big Stretch
What is fire? How do gravitational waves ripple through space-time? Neil deGrasse Tyson and comedian Harrison Greenbaum answer grab bag questions about why supernovae form black holes, photons, the singularity, and more!NOTE: StarTalk+ Patrons can listen to this entire episode co ... Show More
51m 25s
Jul 2024
Cosmic Queries – Strange Matter
What could we do to hide from the aliens? Neil deGrasse Tyson and comedian Chuck Nice answer fan questions about human radio wave signals, strange matter, universes inside black holes, and other physics questions!NOTE: StarTalk+ Patrons can listen to this entire episode commercia ... Show More
43m 14s
Aug 2024
The Updated Physics of Black Holes with Steve Balbus & Andrew Mummery
What’s happening just outside a black hole? Neil deGrasse Tyson and co-host Gary O’Reilly travel to Oxford University to explore the mysterious universe of black holes, their accretion disks, magnetic fields, and the impact they have on the world around them with astrophysicist S ... Show More
46m 19s