How the Universe Works
Experts use cutting-edge astronomy to investigate mysterious alien worlds.
2026-06-13 01:46:00 +0000 UTC→2026-06-13 02:34:00 +0000 UTC(48m)
Schedule for Space & Beyond
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What on Earth?
Experts investigate a possible response to a message sent to an alien star cluster in 1974.
2026-06-16 17:40:00 +0000 UTC→2026-06-16 18:28:00 +0000 UTC(48m)
What on Earth?
When satellites spot an odd structure, experts reveal secrets from a strange place.
2026-06-16 16:52:00 +0000 UTC→2026-06-16 17:40:00 +0000 UTC(48m)
What on Earth?
A strange facility is spotted in Russia; experts investigate if it's hiding evidence of alien life.
2026-06-16 16:04:00 +0000 UTC→2026-06-16 16:52:00 +0000 UTC(48m)
What on Earth?
Experts use cutting-edge technology to reveal the truth behind sinister mysteries from space.
2026-06-16 14:28:00 +0000 UTC→2026-06-16 16:04:00 +0000 UTC(1h36m)
What on Earth?
Circular forest next to a cannibal site; a crater could be evidence of Tesla's doomsday device;.
2026-06-16 13:40:00 +0000 UTC→2026-06-16 14:28:00 +0000 UTC(48m)
What on Earth?
A 5,000-year-old structure in Ireland; machine that can see back in time; witchcraft in New World.
2026-06-16 12:52:00 +0000 UTC→2026-06-16 13:40:00 +0000 UTC(48m)
What on Earth?
A site that could be the Garden of Eden; a gateway to hell; shipwreck could be an KGB pirate ship.
2026-06-16 12:04:00 +0000 UTC→2026-06-16 12:52:00 +0000 UTC(48m)
What on Earth?
Mysteries from geological occurrences to man-made structures as seen by more than 4,000 satellites.
2026-06-16 11:16:00 +0000 UTC→2026-06-16 12:04:00 +0000 UTC(48m)
What on Earth?
New clues in the hunt for Jack the Ripper; a strange object crash-lands in Antarctica.
2026-06-16 10:27:00 +0000 UTC→2026-06-16 11:16:00 +0000 UTC(49m)
What on Earth?
A fleet of sunken ships that point to ghosts, cannibals and bloodshed in early America.
2026-06-16 09:39:00 +0000 UTC→2026-06-16 10:27:00 +0000 UTC(48m)
What on Earth?
Zombie reindeer haunting Norway; strange circles in the sand; a giant streak in the Arctic.
2026-06-16 08:51:00 +0000 UTC→2026-06-16 09:39:00 +0000 UTC(48m)
What on Earth?
Army of the dead in Siberia; stone giant in a remote desert; Russian doomsday device.
2026-06-16 08:03:00 +0000 UTC→2026-06-16 08:51:00 +0000 UTC(48m)
What on Earth?
Alien monoliths haunt the coast of England; evidence of a strange creature emerging from the deep.
2026-06-16 07:15:00 +0000 UTC→2026-06-16 08:03:00 +0000 UTC(48m)
What on Earth?
Strange happenings in the Himalayas could be evidence of a program to turn monks into killer agents.
2026-06-16 06:27:00 +0000 UTC→2026-06-16 07:15:00 +0000 UTC(48m)
What on Earth?
Revealing how the Mayans vanished; traces of ritualistic drug binges; sex cult of millionaires.
2026-06-16 05:39:00 +0000 UTC→2026-06-16 06:27:00 +0000 UTC(48m)
What on Earth?
A ghost ship appears on a remote island that holds one of the world's last uncontacted tribes.
2026-06-16 04:51:00 +0000 UTC→2026-06-16 05:39:00 +0000 UTC(48m)
What on Earth?
Treasure hunters search for a lost Incan city of untold wealth; investigation Cleopatra's gems.
2026-06-16 04:03:00 +0000 UTC→2026-06-16 04:51:00 +0000 UTC(48m)
What on Earth?
Crypt rumored to hold the Ark of the Covenant; a mysterious ocean monster; tribute to a spider god.
2026-06-16 03:15:00 +0000 UTC→2026-06-16 04:03:00 +0000 UTC(48m)
What on Earth?
A Stonehenge-like structure may have links to the Nazis; a lake appears in the Sahara overnight.
2026-06-16 02:27:00 +0000 UTC→2026-06-16 03:15:00 +0000 UTC(48m)
What on Earth?
Purportedly, a glowing lake turns things into stone; an African structure resembles Stonehenge.
2026-06-16 01:39:00 +0000 UTC→2026-06-16 02:27:00 +0000 UTC(48m)
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