Jul 8

Cosmic Queries – Black Hole Escape

How much do we actually know about the universe? Neil deGrasse Tyson and comedian Chuck Nice answer fan questions from plasma propulsion to quantum gravity to black hole escape plans.NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkm ... Show More

49m 13s

Jul 4

Nuclear Winter with Ann Druyan and Brian Toon

Are advanced civilizations doomed to destroy themselves? Neil deGrasse Tyson and Chuck Nice explore the Cold War, The Drake Equation, and nuclear winter hypothesis with producer of Cosmos and Carl Sagan’s widow Ann Druyan and atmospheric scientist Brian Toon. Originally Aired Aug ... Show More

59m 3s

Jul 1

Super-Duper Novas with Michael Shara

When will the last supernova be? Neil deGrasse Tyson and Chuck Nice explore types of novas, freaky binary star systems, core collapse, standard candles, and the explosive future of Betelgeuse with astrophysicist Michael Shara.NOTE: StarTalk+ Patrons can listen to this entire epis ... Show More

1h 5m

Mar 2021

Is time travel possible?

Will we ever get to rewind time, or fast forward through it? Sanden stops by to tell us all about how time works. He also has a couple ideas about how we might make time travel a reality! But one tricky thing about time travel is that it’s full of paradoxes — so we look into thos ... Show More

35m 13s

Aug 2020

What If You Got Stuck in a Time Loop? - Guests: Danny Rubin and Ryan Wasserman

Get 20% off Manscaped + Free Shipping with promo code “WHATIF”: https://mnscpd.com/What-If Do you ever wake up thinking, here we go again? Same stuff, different day? What many of us call "Groundhog Day" but physicists call a "Causal Loop" or "Time Loop". This idea has been used ... Show More

50m 54s

Dec 2023

#384: Black Holes: A Surprising New Source for Mysterious Dark Energy? & Other Listener Questions Answered

While Fred and Andrew head off on an end of year break....we dip back into our recent past and bring you one of our 'all-questions' episodes for a repeat run, just in case you missed it the first time or simply need a refresh. Are you ready to have your understanding of the unive ... Show More

47m 42s

Jun 2022

Time Travel

On today's episode of Macrodosing, the entire crew is back to talk time traveling (1:33:20). Everything from self proclaimed time travelers to deciding what the podcast would do if they were able to time travel. Also, hear some Top Gun talk and a recap of everyones weekends. All ... Show More

3h 55m

Jul 2019

Sean Carroll: The Nature of the Universe, Life, and Intelligence

Sean Carroll is a theoretical physicist at Caltech, specializing in quantum mechanics, gravity, and cosmology. He is the author of several popular books: one on the arrow of time called From Eternity to Here, one on the Higgs boson called The Particle at the End of the Universe, ... Show More

35m 2s

May 2022

Where Do Space, Time and Gravity Come From?

Einstein’s description of curved space-time doesn’t easily mesh with a universe made up of quantum wavefunctions. Theoretical physicist Sean Carroll discusses the quest for quantum gravity with host Steven Strogatz. The post Where Do Space, Time and Gravity Come From? first appea ... Show More

42m 4s

Dec 2017

Bonus-The Time Machine: Inspector Spacetime

Since Myths and Legends is off this week, I thought I would run an episode from our other show, Fictional. It's a podcast where we adapt and retell stories from all over fiction. Today's episode is part one of "The Time Machine" by H.G. Wells. If you're not already subscribed, th ... Show More

44m 6s

May 2024

Can We Time Travel?

Is it possible to build a time machine? Can we time travel someday? That’s what Tumble listener Willa wants to know. Clifford Johnson, a theoretical physicist and film consultant, says that there’s real science behind the time travel - and he’ll tell us what it takes to do it.To ... Show More

22m 10s

Oct 2019

Michio Kaku: Future of Humans, Aliens, Space Travel & Physics

Michio Kaku is a theoretical physicist, futurist, and professor at the City College of New York. He is the author of many fascinating books on the nature of our reality and the future of our civilization. This conversation is part of the Artificial Intelligence podcast. If you wo ... Show More

1h 1m

Apr 2023

348. Black Holes, Time Travel, and the Origin of the Universe | Dr. Brian Keating

Dr. Jordan B. Peterson and Dr. Brian Keating discuss long-held theories of cosmology, from the big bang to the expansion of the universe, and why we might be totally wrong. Dr. Brian Keating is a cosmologist, inventor, author, academic, and podcast host. He focuses on the explora ... Show More

1h 52m

Past, Present, Future: Time Travel with ...