• Premiered: Mar 1974
  • Episodes: 1025
  • Followers: 302
  • Running
  • PBS
  • Wednesday at 21
  • Documentary

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Season 48
48x1
Secrets in Our DNA
Episode overview
Air date
Jan 13, 2021
The value of DNA testing and the risks of entrusting this private data to commercial enterprises and online databases.
48x2
Beyond the Elements: Reactions
Episode overview
Air date
Feb 03, 2021
Host David Pogue dives into the transformative world of chemical reactions, from the complex formula that produces cement to the single reaction that’s allowed farmers to feed a global .. show full overview
48x3
Beyond the Elements: Indestructible
Episode overview
Air date
Feb 10, 2021
David Pogue explores the fantastic chemistry behind the everyday materials we depend on, and how the quest for durability can be balanced with products’ environmental impact.
48x4
Beyond the Elements: Life
Episode overview
Air date
Feb 17, 2021
David Pogue investigates the surprising molecules that allowed life on Earth to begin, and ultimately thrive. Along the way, he finds out what we’re all made of—literally.
48x2
Looking for Life on Mars
Episode overview
Air date
Feb 24, 2021
NASA launches its most ambitious hunt for traces of life on Mars, landing a car-sized rover in a rocky, ancient river delta. The rover will stow samples for possible return to Earth and .. show full overview
48x3
Picture a Scientist
Episode overview
Air date
Apr 14, 2021
This episode has no summary.
48x4
Reef Rescue
Episode overview
Air date
Apr 21, 2021
Coral reefs are not just beautiful, they are also home to over a quarter of all marine life and are crucial to human societies around the globe. But as the climate changes and oceanic .. show full overview
48x5
Fighting for Fertility
Episode overview
Air date
May 12, 2021
Meet people struggling with infertility and the challenges of assisted reproduction.
48x6
Hindenburg: The New Evidence
Episode overview
Air date
May 19, 2021
80 years after the world’s largest airship ignited in a giant fireball, newly discovered footage sparks a reinvestigation of what exactly caused the Hindenburg disaster.
48x7
Great Electric Airplane Race
Episode overview
Air date
May 26, 2021
Will electric planes replace polluting airliners and lead to flying taxis in our cities?
48x8
Ship That Changed the World
Episode overview
Air date
Jun 02, 2021
Some five centuries ago, a major revolution overturned traditional ship design: in just a few years, ships were transformed from small coastal-bound transports into massive ocean-going .. show full overview
48x9
Bat Superpowers
Episode overview
Air date
Sep 15, 2021
Bats have been implicated in deadly epidemics such as COVID-19 and Ebola, yet scientists are discovering evidence that they may hold a key to a longer and healthier life. From caves in .. show full overview
48x10
The Cannabis Question
Episode overview
Air date
Sep 29, 2021
NOVA investigates the story of cannabis from the criminalization that has disproportionately harmed communities of color to the latest medical understanding of the plant. What risks does .. show full overview
48x11
Particles Unknown
Episode overview
Air date
Oct 06, 2021
Outnumbering atoms a billion to one, neutrinos are the universe’s most common yet most elusive and baffling particle. NOVA joins an international team of neutrino hunters as they try to .. show full overview
48x12
Arctic Drift
Episode overview
Air date
Oct 13, 2021
Join scientists on the most ambitious Arctic research expedition of all time. Experts from over twenty different nations join the voyage of the massive Polarstern icebreaker as it’s .. show full overview
48x13
Edible Insects
Episode overview
Air date
Oct 20, 2021
From crunchy crickets to nutty fly grubs, NOVA takes a tasty look at insect foods and how they could benefit our health and our warming planet. From Thailand to Texas, insect farmers are .. show full overview
48x14
NOVA Universe Revealed: Age of Stars
Episode overview
Air date
Oct 27, 2021
This episode has no summary.
48x15
NOVA Universe Revealed: Milky Way
Episode overview
Air date
Nov 03, 2021
This episode has no summary.
48x16
NOVA Universe Revealed: Alien Worlds
Episode overview
Air date
Nov 10, 2021
This episode has no summary.
48x17
NOVA Universe Revealed: Black Holes
Episode overview
Air date
Nov 17, 2021
Take a seat on the ultimate thrill ride to explore nature’s strangest and most powerful objects. Discover new science showing how black holes reshape entire galaxies, warp the fabric of space and time, and might even be portals to another universe.
48x18
NOVA Universe Revealed: Big Bang
Episode overview
Air date
Nov 24, 2021
This episode has no summary.
48x19
High-Risk High-Rise
Episode overview
Air date
Jan 05, 2022
Skyscrapers are gleaming symbols of prestige, and an ingenious way to save space in dense urban areas. But as buildings rise ever higher, what are the risks of these architectural .. show full overview
48x20
Butterfly Blueprints
Episode overview
Air date
Jan 12, 2022
The hidden scientific secrets of butterflies reveal them to be more inventive and resilient than we ever imagined. Follow their extraordinary life cycle and migrations to tropical .. show full overview
48x21
Alaskan Dinosaurs
Episode overview
Air date
Jan 19, 2022
A team of intrepid paleontologists discovers that dinosaurs thrived in the unlikeliest of places—the cold and dark of winter in the Arctic Circle. How did they survive year-round and raise their young in frigid and dark winter conditions?
48x22 Season finale
Ancient Maya Metropolis
Episode overview
Air date
Jan 26, 2022
Explore ancient Maya cities and learn why their inhabitants abandoned them. The ancient ancestors of today’s Maya people thrived in large sophisticated cities across Central America for .. show full overview

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