Daniel and Kelly discuss Elon Musk's recent announcement that SpaceX has shifted focus from a self-sustaining settlement on Mars to a self-growing city on the Moon.

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Daniel and Kelly answer questions about how it can both be true that humans share 98.7% of their DNA with bonobos and that fraternal twins share 50% of their DNA, why black holes don't have color charges, and whether or not you could treat a fever or let it ride.

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Daniel and Kelly revel in the amazing multiplicity of moons in our solar system and what they reveal about our cosmic history.

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Daniel and Kelly talk about the evolution of cooperation, and why humans struggle so much with isolation.

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Daniel and Kelly answer questions about sentience, chicken eggs, and the early Universe!

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Daniel and Kelly dive into one of the most important but mysterious principles of physics: least action.

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Daniel and Kelly talk about rabies, which results in very few deaths in the United States but is a neglected tropical disease - taking approximately 60,000 lives globally each year.

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Here’s an episode of a show we think you’ll love. It’s History Daily which tells the fascinating stories of what happened “on this day” in history. New episodes come out every weekday. In this episode, it’s March 11, 1918. A US army cook becomes the first person diagnosed with the Spanish Flu, setting off the deadliest pandemic in modern history.

www.historydaily.com

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Daniel and Kelly answer questions about bark beetles, ambipolar fields, and gray hairs!

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Daniel and Kelly talk about how computers store information, and how cosmic rays might flip some vital bits.

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