Season 49 poster

Season 49

(2022)

Cast

Episodes

Arctic Sinkholes poster

Arctic Sinkholes 0.0

February 2, 2022

In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate.

Secrets in the Scat poster

Secrets in the Scat 0.0

February 9, 2022

Scott Burnett is “Scatman”—an Australian ecologist on the trail of the secrets of poop. By identifying and analyzing an…

Great Mammoth Mystery poster

Great Mammoth Mystery 0.0

February 16, 2022

Sir David Attenborough investigates a unique site in southern England where amateur fossil hunters uncovered giant mamm…

Augmented poster

Augmented 6.0

February 23, 2022

Follow the dramatic personal journey of Hugh Herr, a biophysicist working to create brain-controlled robotic limbs. At …

Determined: Fighting Alzheimer's poster

Determined: Fighting Alzheimer's 0.0

April 6, 2022

Follow three women at risk of developing Alzheimer’s as they join a groundbreaking study to try to prevent the disease …

Dinosaur Apocalypse: The New Evidence poster

Dinosaur Apocalypse: The New Evidence 0.0

May 11, 2022

In the Badlands of North Dakota, a team of scientists think they might have found the fossilized remains of animals kil…

Dinosaur Apocalypse: The Last Day poster

Dinosaur Apocalypse: The Last Day 0.0

May 11, 2022

In the second episode of this two-part series, the search continues for signs of what happened on the day the dinosaurs…

Why Ships Crash poster

Why Ships Crash 0.0

May 18, 2022

When the bow of the colossal Ever Given container ship plowed into the bank of the Suez Canal on March 23, 2021, intern…

Ice Age Footprints poster

Ice Age Footprints 0.0

May 25, 2022

Thousands of ancient footprints stretch for miles across New Mexico’s White Sands National Park, capturing moments when…

Ultimate Space Telescope poster

Ultimate Space Telescope 0.0

July 13, 2022

How did NASA engineers build and launch the most ambitious telescope of all time? Follow the dramatic story of the Jame…

Saving Venice poster

Saving Venice 0.0

September 28, 2022

Rising seas and sinking land threaten to destroy Venice. Can the city’s new hi-tech flood barrier save it? Discover the…

Ending HIV in America poster

Ending HIV in America 0.0

October 5, 2022

Almost 40 years after the discovery of HIV, could we be on the verge of ending the AIDS epidemic in America? How did sc…

Computers v. Crime poster

Computers v. Crime 3.0

October 12, 2022

In police departments and courts across the country, artificial intelligence is being used to help decide who is police…

Can Psychedelics Cure? poster

Can Psychedelics Cure? 0.0

October 19, 2022

Hallucinogenic drugs—popularly called psychedelics—have been used by human societies for thousands of years. Today, sci…

Ocean Invaders poster

Ocean Invaders 0.0

October 26, 2022

Lionfish–long prized in home aquariums–have invaded the Atlantic, and are now one of the ocean’s most successful invasi…

Nazca Desert Mystery poster

Nazca Desert Mystery 0.0

November 2, 2022

One of the world’s greatest ancient enigmas, the Nazca lines are a dense network of criss-crossing lines, geometric sha…

Crypto Decoded poster

Crypto Decoded 0.0

November 9, 2022

From Bitcoin to NFTs, crypto is making headlines. But what exactly is it, and how does it work? Experts go beyond the h…

Zero to Infinity poster

Zero to Infinity 0.0

November 16, 2022

Discover how the concepts of zero and infinity revolutionized mathematics.

Rebuilding Notre Dame poster

Rebuilding Notre Dame 0.0

December 14, 2022

In April 2019, the world watched as a devastating fire almost destroyed Paris’s iconic Notre Dame Cathedral. Go behind …