Nova

Discover how predictions underpin nearly every aspect of our lives and why some succeed spectacularly while others fail.

Almost a century ago, paleontologists found the first tantalizing hints of a monster even bigger than Tyrannosaurus Rex, perhaps the largest predator ever to walk the Earth: spectacular fossil bones from a dinosaur dubbed Spinosaurus.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

Marvel at a new era of space exploration and accessibility, thanks to NASA's return to crewed spaceflight, as well as private companies like SpaceX and Virgin Galactic, and technologies that make rockets cheaper and more powerful than ever.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

See the epic 3-billion-year story of how our continent came to be.

Hear Apollo astronauts and engineers tell the inside story of how the first mission to the moon, Apollo 8, pioneered groundbreaking technologies that would pave the way to land a man on the moon and win the space race.

NOVA presents an intimate portrait of Neil Armstrong, the first person to set foot on the moon, through interviews with Armstrong's family and friends.

Join scientists on a quest to better understand the weather and climate machine we call Earth.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Like virtually every other animal, humans need sleep to survive.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

Discover the surprising intertwined story of life and the landscape in North America-from origins to iconic dinosaurs to giant marine reptiles swimming in an ancient sea that once split the continent in two.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Tech giants and car manufacturers alike are developing self-driving cars - and some of them are already on public roads.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

The coronavirus SARS-CoV-2 has upended life as we know it in a matter of mere months.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

From Ice Age to oil boom, discover the challenges faced and the wealth uncovered as humans take over the continent.

Join the mission as the New Horizons spacecraft attempts to fly by NASA's most distant target yet.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Following a trail of fossils found in all the wrong places -- beech trees in Antarctica, redwoods and hippo-like mammals in the Arctic -- uncover the bizarre history of the poles, from miles-thick ice sheets to warm polar forests teeming with life.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Carved from 100 million pounds of stone, soaring effortlessly atop a spiderweb of masonry, Gothic cathedrals are marvels of human achievement and artistry.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe.

Worshiped as a goddess, condemned as satanic and spun into a stunning array of breeds, cats have long fascinated humans.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

When the U.S. trade embargo left Cuba isolated from medical resources, Cuban scientists developed their own biotech industry - and promising lung cancer vaccines.

Scientists are coming to understand fat as a system akin to an organ -- one whose size may have more to do with biological processes than personal choices.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

Stunning new archaeological evidence provides clues about the Egyptians who built the Great Pyramid of Giza -- and how they did it.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years.

Worshiped as a goddess, condemned as satanic and spun into a stunning array of breeds, cats have long fascinated humans.

Dogs have long been dependable companions by our sides.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Worshiped as a goddess, condemned as satanic and spun into a stunning array of breeds, cats have long fascinated humans.

Dogs have long been dependable companions by our sides.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years.

Worshiped as a goddess, condemned as satanic and spun into a stunning array of breeds, cats have long fascinated humans.

Dogs have long been dependable companions by our sides.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years.

Discover the ingenious engineering of Beijing's Forbidden City, the power center of imperial China for nearly 500 years.

The rocky planets - Mercury, Venus, Earth and Mars - were born of similar material around the same time, yet only one supports life.

Mars was once a blue water world studded with active volcanoes.

Jupiter's massive gravitational force made it a wrecking ball when it barreled through the early solar system.

NASA's Cassini explores Saturn for 13 years, looping through its icy rings and flying by its moons.

In the far reaches of the solar system, Uranus and Neptune dazzle with unexpected rings, supersonic winds and dozens of moons.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.

What would it be like to go inside the mind of an animal? We have all gazed into a creature's eyes and wondered: what is it thinking about? What does it really know? Now, the revolutionary science of animal cognition is revealing hard evidence about how animals understand the world around them, uncovering their remarkable problem-solving abilities and exploring the complexity of their powers of communication and even their emotions.