PBS Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth. Host Matt O'Dowd breaks down both the basic and incredibly complex sides of space and time.
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These stars may be the most massive stellar remnant just shy of forming a black hole. (9m 58s)
Did Dark Energy Just Disappear?
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Did all of dark energy just vanish? (12m 22s)
The Many Worlds of the Quantum Multiverse
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Is our universe a definitive single reality? Can we even answer that question? (12m 52s)
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What might a budding Mars colony look like? (7m 51s)
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The can the Hubble Telescope tell us about the potential for life on Europa? (9m 37s)
Self-Replicating Robots and Galactic Domination
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Will self-replicating robots reshape our galaxy? (9m 57s)
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Learn Moreabout PBS online sponsorshipHow to Watch PBS Space Time
PBS Space Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
About the Host
Matt O’Dowd, Ph.D.,is an astrophysicist, professor & science communicator. He serves as the host and writer of PBS Space Time, currently the biggest physics and space show on YouTube with over 3 million subscribers.
Photo Gallery
A satellite telescope examining space dust.
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Image courtesy of Andrew Kornhaber
The imagined possibility of Earth passing by a black hole before crossing the black hole’s event horizon.
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Photo courtesy of Andrew Kornhaber
The double slit experiment shows that light and matter can exhibit wave-like and particle-like properties. When some particles pass through two closely spaced slits, there's an interference pattern.
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Image courtesy of Andrew Kornhaber
The image conveys a sense of complex, interconnected systems of 4 dimensional objects and the flow of time within a vast universe.
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Image courtesy of Andrew Kornhaber
Schrödinger's cat is an experiment that illustrates superposition in quantum mechanics, proposing that a cat in a sealed box can be alive as well as dead until observed.
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Image courtesy of Andrew Kornhaber
The possibilities of of tiny black holes moving through our solar system.
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Image courtesy of Andrew Kornhaber
When we look at an object, light is reflected from it into our eyes, which enables us to see.
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Image courtesy of Andrew Kornhaber
The path of light crossing the event horizon of a black hole.
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Image courtesy of Andrew Kornhaber
