Extras
Get ready for the all-new season, coming January 17, 2027 at 9/8c.
The cast play a game of "What's in the vet bag?" with sentimental props from the series.
See how the unique partnership between two countries made the iconic monument possible.
Join Elmo and the Sesame Street gang on a once-in-a-lifetime African safari adventure.
New discoveries reveal how pivotal Great Zimbabwe was to global trade.
Discover all-new Secrets of the Dead on Wednesdays this fall, starting October 14 at 10/9c.
The story of the dolphin reveals how intelligence evolved, step by step, over billions of years.
Chinese pottery fragments reveal Great Zimbabwe’s far-reaching global trade network.
Racist colonial reports denied that Africans built Great Zimbabwe.
Latest Episodes
The river that built the American West is running dry, and everyone wants what’s left.
Oil drillers are repurposing fracking tech to tap a nearly limitless clean power source: Heat.
Could psychedelics cure phantom limb pain? Amputee Miles O’Brien puts it to the test.
A former executive is bringing jaguars back to a wilderness in Argentina.
Scientists race to reach Antarctica’s “Doomsday Glacier” before it’s too late to understand it.
Extreme heat is the deadliest climate disaster. Scientists in Phoenix and Sydney race to adapt.
A former mobster hunter turned mayor bets his fading city’s future on offshore wind.
Beavers are nature’s engineers who are reviving areas of the drought-stricken West.
Cow burps are heating the planet, and one dairy farmer’s seaweed fix might help cool it down.