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Bast and the library of Thoth, Anubis who weighs souls, Einstein's refusal of the cat and the splitting universe, and hi...

Ra unleashes the lioness goddess Sekhmet on Egypt, while Tim Koslowski's research suggests light itself can cast a shado...

Thoth tricks Sekhmet with a river of beer, while quantum experiments with a tiny vibrating paddle and relativity's time...

Einstein's question about what lies behind a closed door opens a journey through particles, animal vision, prisms and st...

Max Planck turns the senses into numbers and founds quantum theory, while Heisenberg explains why science can never gras...

Einstein rejects absolute space, links time to motion, and reveals that time is personal — leading to spacetime.

From H. G. Wells's time machine to Einstein's spacetime: why speed slows time, and how travelling changes your clock.

The Target Committee's list for the first atomic bomb, Einstein's E=mc² and the age of nuclear supremacy, and why Euclid...

Einstein's spacetime and time dilation open the door to time travel, black holes, wormholes and faster-than-light partic...

Darwin never said man descended from apes -- that headline was invented by two journalists. The first part of the evolut...

Before Darwin, the theory of transmutation claimed cats could turn into tigers. This episode separates that old idea fro...

A detour from the Galapagos: how relativity, evolution and quantum theory get turned into questions of faith, and why sc...