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NOVA

WETA TV26 and WETA HD: Wednesdays at 9:00 PM

PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys since its 1974 debut.

WETA HD Logo

Wed., May 31, 2017
9:00 pm
(60 minutes)

Poisoned Water  

An investigation of what happened in Flint, Mich., when officials changed the city's water source to save money, but overlooked a critical treatment process. As the water pipes corroded, lead leached into the system, exposing the community-including thousands of children-to dangerous levels of poison. Included: the science behind the disaster, from the intricacies of water chemistry to the biology of lead poisoning to the misuse of science itself.

WETA TV 26 Logo

Wed., May 31, 2017
9:00 pm
(60 minutes)

Poisoned Water  

An investigation of what happened in Flint, Mich., when officials changed the city's water source to save money, but overlooked a critical treatment process. As the water pipes corroded, lead leached into the system, exposing the community-including thousands of children-to dangerous levels of poison. Included: the science behind the disaster, from the intricacies of water chemistry to the biology of lead poisoning to the misuse of science itself.

WETA HD Logo

Thu., June 8, 2017
7:00 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA HD Logo

Thu., June 8, 2017
10:00 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA TV 26 Logo

Thu., June 8, 2017
4:00 pm
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA HD Logo

Thu., June 8, 2017
4:00 pm
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA TV 26 Logo

Fri., June 9, 2017
1:30 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA HD Logo

Fri., June 9, 2017
1:30 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA TV 26 Logo

Sat., June 10, 2017
5:00 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

WETA HD Logo

Sat., June 10, 2017
5:00 am
(60 minutes)

Creatures of Light  

An examination of oceanic creatures that light up, whether to scare predators, lure prey or attract mates. Also: efforts to harness nature's light to track cancer cells, detect pollution, illuminate cities and map the inner workings of the brain.

Full Episodes

S44 Ep9: Chinese Chariot Revealed

S44 Ep9: Chinese Chariot Revealed

A team of experts rebuild an ancient battle chariot to help uncover its design secrets.

S44 Ep8: Building Chernobyl's MegaTomb

WETA PassportS44 Ep8: Building Chernobyl's MegaTomb

Engineers race to build a massive dome to contain the crumbling remains of the reactor.

S44 Ep7: Holocaust Escape Tunnel

S44 Ep7: Holocaust Escape Tunnel

At ground zero for the final solution, scientists uncover a story of hope and bravery.

S44 Ep6: Why Trains Crash

WETA PassportS44 Ep6: Why Trains Crash

Can new crash prevention technology help us avoid deadly train accidents?

Clips

This Woman Helped Save Flint

This Woman Helped Save Flint

LeeAnne Walters, of Flint, Michigan, helps save the city from a lead water crisis.

WannaCry Cyberattack Explained

WannaCry Cyberattack Explained

The WannaCry cyberattack cost the economy billions of dollars. Here's why that's scary.

Meet the Gastric-Brooding Frog

Meet the Gastric-Brooding Frog

These frogs barfed up their babies—and now scientists are trying to revive them.

Poisoned Water Q&A with Scientists and Filmmakers

Poisoned Water Q&A with Scientists and Filmmakers

What exactly went wrong in Flint—and what does it mean for the rest of the country?

Previews

S44 Ep9: Chinese Chariot Revealed Preview

S44 Ep9: Chinese Chariot Revealed Preview

A team of experts rebuild an ancient battle chariot to help uncover its design secrets.

S44 Ep10: Poisoned Water Preview

S44 Ep10: Poisoned Water Preview

What exactly went wrong in Flint—and what does it mean for the rest of the country?