NOVA

IMDb TVDB Trailer
  • :
  • : 1025
  • : 302
  • PBS
  • 21
  • Documentary

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47
47x1
Polar Extremes
Episode overview
In this two-hour special, renowned paleontologist Kirk Johnson takes us on an epic adventure through time at the polar extremes of our planet. Following a trail of strange fossils found .. show full overview
47x2
Dog Tales
Episode overview
Dogs have long been dependable companions by our sides. But it wasn’t always that way, and a look at their closest living relative, the wolf, makes it clear why. Research into dog .. show full overview
47x3
Cat Tales
Episode overview
Worshipped as a goddess, condemned as satanic, and spun into a stunning array of breeds, cats have long fascinated humans. But did we ever really domesticate them? And what can science tell us about our most mysterious companions?
47x4
Mysteries of Sleep
Episode overview
From fruit flies to whales, virtually every animal sleeps. But why? Why do we need to spend nearly a third of our lives in such a defenseless state? Scientists are peering more deeply .. show full overview
47x5
Cuba's Cancer Hope
Episode overview
Cuban scientists develop their own biotech industry, including lung cancer vaccines that may give new hope to patients around the world.
47x6
The Truth About Fat
Episode overview
The mysteries of fat and its role in hormone production, hunger and pregnancy.
47x7
Decoding COVID-19
Episode overview
The coronavirus SARS-CoV-2 has upended life as we know it in a matter of mere months. But at the same time, an unprecedented global effort to understand and contain the virus—and find a .. show full overview
47x8
Eagle Power
Episode overview
Eagles dominate the skies. But what makes these predators so special? Researchers study one special bird—and stunning up-close footage reveals her exceptional strength, eyesight, and .. show full overview
47x9
Human Nature
Episode overview
With an extraordinary new technology called CRISPR, we can now edit DNA—including human DNA. But how far should we go? Gene-editing promises to eliminate certain genetic disorders like .. show full overview
47x10
Secret Mind of Slime
Episode overview
Who says you need brains to be smart? Extremely primitive life-forms called slime molds can navigate mazes, choose between foods, and create efficient networks—no brain required. New .. show full overview
47x11
A to Z: The First Alphabet
Episode overview
Writing shaped our world and the rise of human knowledge, from the trading of goods to tales of ancient goddesses and kings. Follow the evolution of the written word, from 4,000-year-old carvings in an Egyptian turquoise mine to modern-day alphabets.
47x12
A to Z: How Writing Changed the World
Episode overview
Just as writing changed the course of human history, the evolution of paper and printing revolutionized the spread of information. The printing press kicked off the Industrial Revolution .. show full overview
47x13
Nature's Fear Factor
Episode overview
For animals in Mozambique’s Gorongosa National Park, the normal balance of competition and predation was upended when a war wiped out the top predators. The remaining animals didn’t .. show full overview
47x14
Touching the Asteroid
Episode overview
If spacecraft OSIRIS-REx can grab a piece of an asteroid and bring it back to Earth, scientists could gain great insight into our planet's origins, and even how to defend against rogue asteroids. But NASA only gets three shots at collecting a sample.
47x15
Can We Cool the Planet?
Episode overview
As global temperatures continue to rise, scientists are wondering if we need solutions beyond reducing emissions. Enter geoengineering. From sucking carbon straight out of the air to .. show full overview
47x16
Saving Notre Dame
Episode overview
When the roof of Notre Dame Cathedral erupted in flames in April of 2019, firefighters battled for nine grueling hours to save the historic landmark. Still, Paris came alarmingly close .. show full overview

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