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

Is the fear of heights innate or learned? Neil deGrasse Tyson, Chuck Nice, and Gary O'Reilly explore taking risks, the neuroscience of fear, and how to overcome it with freestyle rock climber and subject of the film Free Solo, Alex Honnold, and neuroscientist Heather Berlin. NOTE ...  Show more

Did the Milky Way used to be a quasar? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explore quasars, the high energy universe, and the movie we’re making of the night’s sky with astrophysicist & host of PBS Space Time, Matt O’Dowd. NOTE: StarTalk+ Patrons can ...  Show more

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

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 us ...  Show more

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. A ...

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