Latest Episodes
See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
Discover how two revolutionary ancient inventions changed the course of humanity forever.
Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.
Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species.
Forensic science is put to the test after the first-ever staged multi-vehicle pileup.
A first-of-its-kind experiment aims to stage a multi-vehicle pileup to gain new data on car safety.
Extras
They're older than King Tut, Ötzi the Iceman, and even the ones found in the Atacama Desert.
See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
Astronauts and Mission Control relive terrifying moments during construction of the ISS.
A small piece of insulation caused catastrophic damage.
A dangerous spacewalk, a toxic leak, and a breathtaking view of Earth.
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
Discover how two revolutionary ancient inventions changed the course of humanity forever.
What archaeologists found here reveals one of the biggest turning points in human history.
It became the basis for most written languages, beginning 4,000 years ago in the Sinai desert.
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