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Interview: Dark Matter = Black Holes? with David Kaiser
Dark matter remains one of physics' biggest open questions. MIT physicist David Kaiser joins Hakeem Oluseyi to explore the evidence, and why primordial black holes, tiny objects from the Big Bang's earliest moments, may answer it. Going back to Stephen Hawking’s early explanations of the universe, this new idea may be based on principles astrophysics has been using all along.
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53:32
Discover how two revolutionary ancient inventions changed the course of humanity forever.
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Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
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53:25
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.
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Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species.
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Forensic science is put to the test after the first-ever staged multi-vehicle pileup.
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A first-of-its-kind experiment aims to stage a multi-vehicle pileup to gain new data on car safety.
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After centuries of pseudoscience, researchers examine the causes of racial health disparities.
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53:41
Follow scientists in a quest to understand how complex forest ecosystems can help cool our planet.
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Explore key military technologies in the American colonies’ fight for freedom.
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Follow the investigation into the deadly container ship collision that closed the Port of Baltimore.
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53:40
Archaeologists uncover new truths about Pompeii, a wealthy Roman playground with dark secrets.