Space & Beyond
On now
How the Universe Works
Scientists investigate whether life on Earth began somewhere else.
Upcoming
How the Universe Works
Dark matter battles dark energy to determine the universe's ultimate fate.
How the Universe Works
Perseverance aims to uncover if there was ever life on the Red Planet.
How the Universe Works
New discoveries reveal the secrets of mysterious alien worlds.
How the Universe Works
New discoveries reveal the power of microscopic alien organisms.
How the Universe Works
Experts attempt to determine where cosmic rays originate in the universe.
How the Universe Works
We're uncovering how Earth came from the wreckage of ancient worlds.
How the Universe Works
NASA is on a mission to send humans to Mars within just 15 years.
How the Universe Works
Experts explore how Earth's disastrous history led to human evolution.
How the Universe Works
A space ship of crash test dummies explore space's deadliest spots.
How the Universe Works
Weird objects between stars might hold the darkest secrets of the cosmos.
How the Universe Works
A journey to the center of the Milky Way reveals hugely powerful forces.
How the Universe Works
Supernovas create the essential elements for all life in the universe.
How the Universe Works
New discoveries have rewritten the complex history of our solar system.
How the Universe Works
Experts embark on a ground-breaking mission to land on a comet.
How the Universe Works
We're digging into new research that ties Uranus and Neptune to our lives.
How the Universe Works
Experts discuss the search for extra-terrestrial life.
How the Universe Works
Journey to the M87 supermassive black hole and explore its mystery.
How the Universe Works
Scientists examine the voyage of the Earth through the Milky Way.
How the Universe Works
Science tries to explain how black holes work and what they look like.
How the Universe Works
We're learning how Mercury could threaten our existence on Earth.
How the Universe Works
We're counting down NASA's top six sci-fi film-worthy stars.
How the Universe Works
We're learning how spacetime has been expanding and will end our universe.
How the Universe Works
Neutron stars are strange phenomena with the power to destroy other stars.
How the Universe Works
New science reveals why neutrinos are the universe's strangest particles.
How the Universe Works
Scientists have discovered one of the first supermassive black holes.
How the Universe Works
Experts search for the star that may be the next deadly supernova.
How the Universe Works
New discoveries reveal how close the planet is to an asteroid apocalypse.
How the Universe Works
Scientists search for exoplanets that could be a new home for humanity.
How the Universe Works
We're uncovering the many secrets tiny dwarf planets are hiding.
How the Universe Works
Scientists share new tech designed to prevent asteroids from hitting Earth.
How the Universe Works
Black holes may be essential to creating stars and building the universe.
How the Universe Works
Experts explore the ultimate, ongoing mission of the Voyager spacecraft.
How the Universe Works
Experts explore what happens when two supermassive black holes collide.
How the Universe Works
NASA’s Parker Solar Probe investigates our Sun.
Great American Eclipse
Mike Massimino witnesses the 2017 solar eclipse in Charleston, SC.
NASA's Unexplained Files
The Viking Lander may have found life on Mars.
NASA's Unexplained Files
An ominous dark craft appears beneath the Shuttle Endeavour.
NASA's Unexplained Files
A distant planet shows evidence of an Earth-like atmosphere.
NASA's Unexplained Files
Could spaceships be powered by atomic bombs?
NASA's Unexplained Files
What could make a NASA astronaut report seeing a flying saucer?
NASA's Unexplained Files
Images of Mercury reveal massive spider-like formations on its surface.
NASA's Unexplained Files
Could NASA be responsible for a nuclear explosion on Jupiter?
NASA's Unexplained Files
Hubble telescope images make a comet look like an alien spacecraft.
NASA's Unexplained Files
Astronomers find evidence for alien technology around a distant star.
NASA's Unexplained Files
A mission to Mars captures an image of a strange structure on the planet.
NASA's Unexplained Files
Geysers are discovered on a frozen moon, and NASA detects evidence of life.
NASA's Unexplained Files
Astronomers detect a potentially habitable planet close to Earth.
NASA's Unexplained Files
A strange phenomenon impacts a NASA experiment during a full moon.
NASA's Unexplained Files
Scientists investigate an ancient claim that the earth had two moons.
NASA's Unexplained Files
Astronomers discover evidence of an invisible planet orbiting a star.
NASA's Unexplained Files
The Mars Orbiter captures an image of odd streaks on the Martian surface.
NASA's Unexplained Files
President Kennedy demanded that the CIA share their UFO data with NASA.
NASA's Unexplained Files
The Curiosity Rover finds a strange, and perhaps sinister, object on Mars.
NASA's Unexplained Files
Two suns photographed in the sky may be a sighting of our sun's evil twin.
NASA's Unexplained Files
Scientists examine strange octopus DNA to see if it could be alien.
NASA's Unexplained Files
NASA investigates what could have made a Stonehenge-like structure on Mars.
NASA's Unexplained Files
The CIA plans revenge when the Soviet Union unveils its own space shuttle.
NASA's Unexplained Files
The last humans on the Moon discover something strange on the surface.
NASA's Unexplained Files
A mysterious object orbiting Saturn looks just like the Death Star.
NASA's Unexplained Files
NASA discovers something strange on Saturn's moon that might be aliens.
NASA's Unexplained Files
An Area 51 insider claims the Roswell incident was a Soviet conspiracy.
NASA's Unexplained Files
Astronomers investigate how much danger a rogue black hole poses to Earth.
NASA's Unexplained Files
Experts investigate if a mysterious object is an alien spacecraft.
NASA's Unexplained Files
Experts ask if an experiment with dolphins is a prelude to alien contact.
NASA's Unexplained Files
Experts investigate if a nearby exoplanet could be inhabited by aliens.
NASA's Unexplained Files
Experts consider if an alien Armageddon transformed Mars into a wasteland.
NASA's Unexplained Files
Experts ask why Neil Armstrong went on a quest to find a legendary library.
Space Shuttle Columbia: The Final Flight
Seven astronauts count down the launch of Columbia’s 28th mission.
Space Shuttle Columbia: The Final Flight
A debris strike on the shuttle’s left wing raises alarms at NASA.
Space Shuttle Columbia: The Final Flight
Sixteen minutes from landing, Mission Control loses contact with the crew.
Space Shuttle Columbia: The Final Flight
NASA is under pressure as failures are highlighted in the investigation.
Truth Behind the Moon Landing
Investigators examine a US space project from the 1950s involving Nazis.
Truth Behind the Moon Landing
Investigators examine claims that the Apollo 1 fire was part of a cover-up.
Truth Behind the Moon Landing
Investigators refute a conspiracy theory about the Apollo 11 lunar module.
Truth Behind the Moon Landing
Investigators uncover the mystery of the missing moon landing tapes.
Truth Behind the Moon Landing
Declassified CIA files reveal top-secret aspects of the space race.
Truth Behind the Moon Landing
Investigators delve into claims that Hollywood faked the moon landing.
Apollo: The Forgotten Films
Recently discovered footage reveals the secret history of the moon landing.
Confessions From Space: Apollo
The Moon Landing's 50th Anniversary with Astronauts at the Explorer's Club.
For All Humankind
Discover the interrelated story of humanity and space exploration.
Killers of the Cosmos
A single rock wiped out the dinosaurs -- does the same fate await humans?
Killers of the Cosmos
Black holes are speeding through space with the potential to destroy Earth.
Killers of the Cosmos
Radiation from the death of a massive star could obliterate life on Earth.
Killers of the Cosmos
A collision of space debris could cause a global communication meltdown.
Killers of the Cosmos
If they exist, aliens could be killers who want to plunder Earth.
Killers of the Cosmos
Everything comes to an end, even a universe. So, how will it all end?
What on Earth?
Strange mounds in Transylvania may lead to the tomb of Vlad the Impaler.
What on Earth?
A structure shaped like a giant shark might point to a Fountain of Youth.
What on Earth?
A ghost ship with links to the mob suddenly appears on a California beach.
What on Earth?
Scientists embark on a dangerous mission to explore an unknown jungle.
What on Earth?
A strange forest could be home to a Hobbit-like humanoid species.
What on Earth?
A pit of bodies suggests fears of a zombie nightmare in medieval England.
What on Earth?
An ancient labyrinth may be the legendary home of the Minotaur.
What on Earth?
A lost city near Jerusalem might have been the home of a biblical monster.
What on Earth?
A mysterious circular structure may be King Arthur's fabled Round Table.
What on Earth?
A network of tunnels contains evidence of human sacrifice for a Viking god.
What on Earth?
New evidence may reveal the hiding place of a long-lost Nazi fortune.
What on Earth?
An ancient volcano might reveal buried treasure and bloody human sacrifice.
What on Earth?
Man-made islands are spotted near a North Korean missile facility.
What on Earth?
Experts investigate the bloody past of an abandoned city in Kenya.
What on Earth?
Experts investigate a glowing lake reported to turn things into stone.
What on Earth?
A mysterious structure in Russia might have links to the Nazis.
What on Earth?
Investigators search for the Ark of the Covenant in Ethiopia.