You need to be logged in to mark episodes as watched. Log in or sign up.
Pluto and Beyond
Since it explored Pluto in 2015, the New Horizons spacecraft has been zooming toward NASA’s most distant target yet. Join the mission team as the probe attempts to fly by Ultima Thule, an object 4 billion miles from Earth.
Einstein's Quantum Riddle
Einstein called it “spooky action at a distance,” but today quantum entanglement is poised to revolutionize technology from computers to cryptography. Physicists have gradually become .. show full overview
Kïlauea: Hawai'i on Fire
Journey to Hawaii's Kilauea volcano, which sent rivers of lava through communities and into the sea when it erupted in 2018. A group of scientists and locals investigate the spike in volcano activity that turned paradise into an inferno.
Decoding the Great Pyramid
New archeological evidence sheds light on the stunning engineering of the Great Pyramid of Giza.
Rise of the Rockets
With new technologies, NASA and private companies are promising a new renaissance in space travel.
The Next Pompeii
In the shadow of Vesuvius and Pompeii, a lesser-known volcano puts the city of Naples at risk.
Saving the Dead Sea
The Dead Sea is dying: Since 1976, its level has dropped more than 100 feet, leaving its coastline pockmarked with thousands of sinkholes. But after more than a decade of research and .. show full overview
Inside the Megafire
From the front line of the Camp Fire, the deadliest wildfire in California history, NOVA tells the stories of residents who had to flee for their lives during the 2018 fire season. .. show full overview
First Horse Warriors
Horse riding played a key role in human expansion and civilization. Scientists use archeology and genetics to uncover clues about the first horse riders and how they shaped the world.
Lost Viking Army
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 invaded England?
Back to the Moon
Fifty years after humans first stepped foot on the moon, engineers, scientists and entrepreneurs engage in new discoveries to make life on the moon a reality.
The Planets: Inner Worlds (1)
The rocky planets have similar origins, but only one supports life. Was it always this way?
The Planets: Mars (2)
Before it was the dry Red Planet, Mars was a wet world that may have had the ingredients for life.
The Planets: Jupiter (3)
Jupiter's massive gravitational force has made it both a wrecking ball and a protector of Earth.
The Planets: Saturn (4)
Nasa's Cassini reveals the mysteries of Saturn's rings and new hope for life on one of its moons.
The Planets: Ice Worlds (5)
Beyond the bizarre, icy worlds of Uranus and Neptune, Pluto dazzles with its mysterious ocean.
Why Bridges Collapse
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 .. show full overview
Look Who's Driving
As self-driving cars take to the streets, investigate how they work, and if they are safe.
Rise of the Mammals
Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, recovered and took over the .. show full overview
Dead Sea Scroll Detectives
New technologies unravel the Dead Sea Scrolls’ mysteries and uncover million-dollar fakes.
Decoding da Vinci
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
If there are missing episodes or banners (and they exist on TheTVDB) you can request an automatic full show update:
Request show update