NOVA
NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives.
PREVIEWS (242)
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S47 E4: Mysteries of Sleep PreviewFrom fruit flies to whales, virtually every animal sleeps. But why? Why do we ...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 into the ... -
S47 E3: Cat Tales PreviewWorshipped as a goddess, condemned as satanic, and spun into a stunning array of ...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 ... -
S47 E2: Dog Tales PreviewDogs have long been dependable companions by our sides. But it wasn’t always ...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 domestication and ... -
S47 E1: Polar Extremes PreviewFollowing a trail of fossils found in all the wrong places–beech trees in ...Following a trail of fossils found in all the wrong places–beech trees in Antarctica, redwoods and hippo-like mammals in the Arctic–NOVA uncovers the bizarre history of the poles, from miles-thick ... -
S46 E23: Animal Espionage PreviewHow do you study an animal you can't even get close to? Camera traps and drones ...How do you study an animal you can't even get close to? Camera traps and drones are revolutionizing wildlife biology by recording the secret lives of animals—from whales and tigers to elusive giant ... -
S46 E22: The Violence Paradox PreviewViolence is all over the news. But some say we’re living in the most peaceful ...Violence is all over the news. But some say we’re living in the most peaceful time in history. Journey through time and the human mind to investigate whether—and how—violence has declined. And ... -
S46 E21: Decoding da Vinci PreviewLeonardo da Vinci was a Renaissance genius. Not only did he paint masterpieces ...Leonardo da Vinci was a Renaissance genius. Not only did he paint masterpieces of art, but he was an obsessive scientist and inventor, dreaming up complex machines centuries ahead of his time, ... -
S46 E20: Dead Sea Scroll Detectives PreviewSince the Dead Sea Scrolls were discovered in 1947, these fragile parchment ...Since the Dead Sea Scrolls were discovered in 1947, these fragile parchment relics have intrigued scholars, religious leaders, and profiteers alike. The 2,000-year-old scrolls include the oldest-known ... -
S46 E17: Rise of the Mammals PreviewTo be announced.To be announced. -
S46 E19: Look Who's Driving PreviewAfter years of anticipation, autonomous vehicles are now being tested on public ...After years of anticipation, autonomous vehicles are now being tested on public roads around the world. As ambitious innovators race to develop what they see as the next high-tech pot of gold, some ... -
S46 E18: Why Bridges Collapse PreviewIn 2018, Italy’s Morandi Bridge collapsed, tragically killing 43 people. For ...In 2018, Italy’s Morandi Bridge collapsed, tragically killing 43 people. For 50 years, the iconic bridge had withstood the elements—and stress from ever-increasing traffic. What went wrong that ... -
S46 E16: The Planets: Ice Worlds PreviewIn the far reaches of the solar system, Uranus and Neptune dazzle with ...In the far reaches of the solar system, Uranus and Neptune dazzle with unexpected rings, supersonic winds, and dozens of moons. And NASA’s New Horizons gets a stunning up-close view of Pluto before ... -
S46 E15: The Planets: Saturn PreviewNASA’s Cassini explores Saturn for 13 years, looping through its icy rings and ...NASA’s Cassini explores Saturn for 13 years, looping through its icy rings and flying by its moons. The probe captures stunning ring-moon interactions, but when it finds the ingredients for life on ... -
S46 E14: The Planets: Jupiter PreviewJupiter’s massive gravitational force made it a wrecking ball when it barreled ...Jupiter’s massive gravitational force made it a wrecking ball when it barreled through the early solar system. But it also shaped life on Earth, delivering comets laden with water—and perhaps even ... -
S46 E13: The Planets: Mars PreviewMars was once a blue water-world studded with active volcanoes. But when its ...Mars was once a blue water-world studded with active volcanoes. But when its magnetic field and protective atmosphere faded, it became the frozen desert planet we know today. With so many necessary ... -
S46 E12: The Planets: Inner Worlds PreviewThe rocky planets—Mercury, Venus, Earth and Mars—were born of similar ...The rocky planets—Mercury, Venus, Earth and Mars—were born of similar material around the same time. Yet only one of them supports life. Were Earth's neighbors always so extreme? And is there ... -
S46 E12: The Planets Series TrailerAmong the stars in the night sky wander the eight-plus worlds of our own solar ...Among the stars in the night sky wander the eight-plus worlds of our own solar system—each home to truly awe-inspiring sights. Volcanoes three times higher than Everest, geysers erupting with icy ... -
S46 E12: The Planets Series TeaserAmong the stars in the night sky wander the eight-plus worlds of our own solar ...Among the stars in the night sky wander the eight-plus worlds of our own solar system—each home to truly awe-inspiring sights. Volcanoes three times higher than Everest, geysers erupting with icy ... -
S46 E11: Back to the Moon PreviewFifty years after humans first set foot on the Moon, new scientific discoveries ...Fifty years after humans first set foot on the Moon, new scientific discoveries are fueling excitement for a return to the lunar surface—this time, perhaps, to stay. Join the scientists and ... -
S46 E10: Lost Viking Army PreviewBioarchaeologists investigate a ninth-century mass grave in a rural English ...Bioarchaeologists investigate a ninth-century mass grave in a rural English village. Will the remains unlock the mystery of the “Great Heathen Army,” a legendary Viking fighting force that once ... -
S46 E9: First Horse Warriors PreviewHorse riding played a key role in human expansion and civilization. But when and ...Horse riding played a key role in human expansion and civilization. But when and how did people first master these animals? Scientists use archeology and genetics to uncover clues about the first ...
