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August 26, 2016

What a fish and a rare amphibian can tell us about limb development and regeneration. Plus, a writer and technology producer for "Mr. Robot" talks about drawing inspiration from the real-life hacker’s toolkit.

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What’s Causing the Color Change in Yellowstone’s Morning Glory Spring?

The interplay of light, bacteria, and water depth influence the dramatic colors at Yellowstone's famous pool.

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Mexico’s Singular Salamander

This critically endangered salamander reaches sexual maturity without undergoing metamorphosis.

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