Episode guide
NOVA: Season 49
19 episodes · premiered Feb 2, 2022
TMDB has no overview for this season.
- Episode 1: Arctic Sinkholes Feb 2, 2022 · 55m In the Arctic, enormous releases of methane, a potent greenhouse gas, threaten the climate.
- Episode 2: Secrets in the Scat Feb 9, 2022 · 55m Scott Burnett is “Scatman”—an Australian ecologist on the trail of the secrets of poop. By identifying and analyzing animal scat for DNA and hormones, he discovers essential details of…
- Episode 3: Great Mammoth Mystery Feb 16, 2022 · 55m Sir David Attenborough investigates a unique site in southern England where amateur fossil hunters uncovered giant mammoth bones and evidence of Neanderthals. A team of paleontologists and…
- Episode 4: Augmented Feb 23, 2022 · 55m Follow the dramatic personal journey of Hugh Herr, a biophysicist working to create brain-controlled robotic limbs. At age 17, Herr’s legs were amputated after a climbing accident…
- Episode 5: Determined: Fighting Alzheimer's Apr 6, 2022 · 55m Follow three women at risk of developing Alzheimer’s as they join a groundbreaking study to try to prevent the disease – sharing their ups and downs, anxiously watching for symptoms, and…
- Episode 6: Dinosaur Apocalypse: The New Evidence May 11, 2022 · 55m In the Badlands of North Dakota, a team of scientists think they might have found the fossilized remains of animals killed on the day an asteroid struck Earth 66 million years ago. The…
- Episode 7: Dinosaur Apocalypse: The Last Day May 11, 2022 · 54m In the second episode of this two-part series, the search continues for signs of what happened on the day the dinosaurs died. Scientists uncover extremely rare fossils and more evidence…
- Episode 8: Why Ships Crash May 18, 2022 · 54m When the bow of the colossal Ever Given container ship plowed into the bank of the Suez Canal on March 23, 2021, international supply chains ground to a halt. What went wrong? Follow the…
- Episode 9: Ice Age Footprints May 25, 2022 · 54m Thousands of ancient footprints stretch for miles across New Mexico’s White Sands National Park, capturing moments when Ice Age humans encountered now-extinct beasts, including mammoths…
- Episode 10: Ultimate Space Telescope Jul 13, 2022 · 54m How did NASA engineers build and launch the most ambitious telescope of all time? Follow the dramatic story of the James Webb Space Telescope—the most complex machine ever launched into…
- Episode 11: Saving Venice Sep 28, 2022 · 54m Rising seas and sinking land threaten to destroy Venice. Can the city’s new hi-tech flood barrier save it? Discover the innovative projects and feats of engineering designed to stop this…
- Episode 12: Ending HIV in America Oct 5, 2022 · 54m Almost 40 years after the discovery of HIV, could we be on the verge of ending the AIDS epidemic in America? How did scientists tackle one of the most elusive deadly viruses to ever infect…
- Episode 13: Computers v. Crime Oct 12, 2022 · 54m In police departments and courts across the country, artificial intelligence is being used to help decide who is policed, who gets bail, how offenders should be sentenced, and who gets…
- Episode 14: Can Psychedelics Cure? Oct 19, 2022 · 54m Hallucinogenic drugs—popularly called psychedelics—have been used by human societies for thousands of years. Today, scientists are taking a second look at many of these mind-altering…
- Episode 15: Ocean Invaders Oct 26, 2022 · 54m Lionfish–long prized in home aquariums–have invaded the Atlantic, and are now one of the ocean’s most successful invasive species, wreaking havoc in waters across the globe. Join ocean…
- Episode 16: Nazca Desert Mystery Nov 2, 2022 · 54m One of the world’s greatest ancient enigmas, the Nazca lines are a dense network of criss-crossing lines, geometric shapes, and animal figures etched across 200 square miles of Peruvian…
- Episode 17: Crypto Decoded Nov 9, 2022 · 53m From Bitcoin to NFTs, crypto is making headlines. But what exactly is it, and how does it work? Experts go beyond the hype and skepticism to unravel the social and technological…
- Episode 18: Zero to Infinity Nov 16, 2022 · 54m Discover how the concepts of zero and infinity revolutionized mathematics.
- Episode 19: Rebuilding Notre Dame Dec 14, 2022 · 54m In April 2019, the world watched as a devastating fire almost destroyed Paris’s iconic Notre Dame Cathedral. Go behind the scenes with a team of engineers, masons, and timber workers…