Daniel and Jorge answer questions about reviving old theories, building tall mountains, and passing time.

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Daniel and Jorge talk about whether the moon is positive, negative or neutral!

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Daniel and Jorge talk about whether two planets could share an orbit around a star, or whether there would be too much gravitational squabbling.

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Daniel and Jorge talk about the weird, wacky shapes of galaxies and the cosmic story they tell.

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Daniel and Jorge talk about whether there are two or one kind of mass and the massive consequences.

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Daniel and Jorge talk about how instabilities in the early solar system may have ejected an ancient ice giant.

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Daniel and Jorge discuss how dark matter shapes our Universe and whether it would be possible to have a galaxy without it.

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Daniel and Jorge explore whether basic rules of our Universe are broken at the quantum scale.

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Daniel and Jorge venture to the edge of human knowledge about black holes, gravity and magnetic fields.

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Daniel and Jorge talk about alien arrival, as depicted on the show "Invasion" and Daniel talks to two of the writers, Tatiana Suarez Pico and Aditi Brennan Kapil about writing science fiction.

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