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The Proof That Banning Leaded Gas Worked

In this episode, University of Utah geologist Thure Cerling discusses research showing that lead exposure has dropped dramatically over the past century — and the proof is preserved in human hair.

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  Google search data paints a hopeful picture of society

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  A strange discovery that challenges how galaxies form

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  Why huge numbers matter more than you think

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  Artemis II and the return to the moon

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  Searching for cosmic neutrinos deep beneath Antarctic ice

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  Inside the world of advanced veterinary medicine

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  One of the richest fossil track sites ever found

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  The secrets of the bees

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  A new perspective on space, time and humanity

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  AI sounds smart but still doesn't understand

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  Turning curiosity into geologic insight

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  The rise of artificial biological intelligence

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  What 'little red dots' could reveal about the early universe

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  Ancient tools reveal the deep history of the Four Corners Potato

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  Park City High School all-girls robotics Team Minerva: The next generation…

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  The Surprising Link Between the Grand Canyon and Meteor Crater