Daniel and Kelly’s Extraordinary Universe

Daniel and Kelly wrangle with the tricky science and ethics of sending microbes to distant worlds.

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Daniel and Jorge wrestle with the hairy question of what's happening inside and on the surface of black holes. 

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Daniel and Jorge talk about the claims that 'Oumuamua might have been alien space junk.

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Daniel and Jorge break down a new study that looks for dark matter using both gravity and light.

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Daniel and Jorge talk about the effort to track down all the quarks in the Universe.

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Daniel and Katie warp their minds around the question of what gravitational information really is and what we know about a black hole.

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Daniel and Jorge answer questions from listeners like you! Send in your questions to [email protected]

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Daniel and Jorge answer questions from young people about the Universe, to mark Jorge's new book!

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Daniel and Jorge dust off their knowledge of the tiny-but-mighty grains of space dust which help form our world and block our view of the cosmos.

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To mark the 500th episode, Daniel gives a tour of the podcast's history and production process, including candid interviews with the co-hosts, Sean Carroll and other podcasters.

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Daniel and Kelly talk about what it would take to live away from Earth, and whether a small planet could host humanity.

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Daniel and Jorge wrestle with the weird consequences and hard questions of special relativity!

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Daniel and Jorge talk about why the Higgs mass is such an important number and how physicists weigh such a fleeting particle.

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Daniel and Jorge answer questions from listeners like you! Send your questions to [email protected]

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Daniel and Jorge explain how simulation lets scientists answer new kinds of questions about the Universe.

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Daniel and Katie talk about what physicists expected when they turned on a new kind of ear for listening to the Universe.

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Daniel and Jorge talk about what it means for space to be curved, how we measure it and why the answer is a puzzle.

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Daniel and Kelly talk to the author of "Meru" about a future which blurs the line between humans and machines.

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Daniel and Jorge talk about what is revealed if you empty space of all possible particles.

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Daniel and Kelly talk to Tayio Fujii, author of "Orbital Cloud" 

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