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Episode Clips

How Engineers Soundproof a New Underground Train Track

Part of the new London track is directly below an iconic performing arts center.

These Trains Take Over for Their Drivers to Cut Travel Time

Can trains save their drivers time by changing direction on their own?

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Star Chasers of Senegal

A visionary scientist investigates the deep history of astronomy in West Africa.

Ancient Builders of the Amazon

Archaeological discoveries reveal traces of ancient civilizations in the Amazon.

New Eye on the Universe

See the latest stunning images and discoveries from the James Webb Space Telescope.

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