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Episode Clips

Ancient Cliff Paintings in the Amazon

The painted cliffs of La Lindosa open a window onto the lives of Ice Age Amazonians.

Ancient Pyramids Uncovered in the Amazon

This discovery rewrites the history of complex societies on the continent.

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New Eye on the Universe

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

Weathering the Future

Americans use ancient wisdom and new technology to fight extreme weather.

Chasing Carbon Zero

Here’s how the U.S. could reach net-zero carbon emissions by 2050.

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