Watch What on Earth?

This is a show that explores crop circles across the country. Follow along with several hosts who look at people who believe in the phenomena. Discover the variations in the circles, and some of the suggestions being made about how they are made. Suzanne Taylor speaks with those in a community that includes artists, philosophers, scientists and even religious experts who have all been touched by the circles. Do they mean something, and if so, what do they mean? Taylor talks to these experts in England as they look at stunning images of the circles. The show has some evidence that maybe the circles have been created by other life forms. There are questions asked about whether people can accept the fact that crop circles are made from extraterrestrial beings. It includes scientific material as well as some theological approaches to how the circles occur.

Tuesdays at 10:00 PM on Science Channel
4 Seasons, 93 Episodes
February 10, 2015
Documentary & Biography
5.8/10
Cast: Steven Kearney, Mike Capps, Andrew Gough, Alan Lester
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Clips & Extras

What on Earth? Full Episode Guide

  • Bizarre markings are observed from space in oceans and deserts across the planet. Strange sightings point to conspiracies that could have global repercussions.

  • New discoveries lead investigators to a crypt rumored to hold the Ark of the Covenant. When great white shark is killed, experts suspect an mysterious ocean monster. Strange markings in the desert might be a tribute to an ancient spider god.

  • A mysterious Stonehenge-like structure in Russia may have links to the Nazis; experts uncover clues to a mega-tsunami with the power to devastate the United States; a huge lake appears in the Sahara overnight.

  • Researchers investigate a strange glowing lake reported to turn things into stone; a structure in Africa that resembles Stonehenge is said to be the resting place of a mythical giant.

  • An abandoned city in the African jungle might have a bloody past of malevolent spirits and cannibals. Mount Vesuvius shows signs that it's awakening, and the mafia could be to blame. Experts investigate Hitler's secret Nazi UFO program.

  • Man-made islands are spotted near a North Korean missile facility; an unexpected find in a remote desert leads experts to a lost city of giants; a strange discovery in Siberia suggests a secret mission to the center of the Earth.

  • An ancient man-made volcano might reveal buried treasure and bloody human sacrifice. When NASA discovers a strange pattern in the Arctic ice, experts investigate if it has alien origins. A mystery in the Sahara might have a sinister explanation.

  • New evidence might finally reveal the hiding place of Hitler's lost billion-dollar gold train. A discovery of a long-lost settlement rewrites the history of the Vikings in North America. A blood-red river in Siberia points to catastrophic pollution. W W W New evidence might finally reveal the hiding place of Hitler's lost billion-dollar gold train. A discovery of a long-lost settlement rewrites the history of the Vikings in North America. A blood-red river in Siberia points to catastrophic pollution.

  • When experts investigate an ancient network of tunnels rumored to be the hiding place of lost royal treasure, they find evidence of human sacrifice for the Viking god Odin. An abandoned fortress in Siberia might shed new light on Genghis Khan.

  • An abandoned megacity in a remote jungle might be the home of an ancient treasure and a dark secret. When a mysterious circular stone structure is discovered in Scotland, experts investigate whether it's the fabled Round Table of King Arthur. W W W An abandoned megacity in a remote jungle might be the home of an ancient treasure and a dark secret. When a mysterious circular stone structure is discovered in Scotland, experts investigate whether it's the fabled Round Table of King Arthur.

  • A lost city near Jerusalem might have been the home of Goliath; bizarre underwater formations might point to a top-secret US weapons testing facility; a strange sighting in the Arctic could be a lost Nazi relic.

  • Bizarre markings are observed from space in oceans and deserts across the planet. Strange sightings point to conspiracies that could have global repercussions.

  • A forbidden island points to a strange South American town that locals claim was the home of Adolf Hitler. New data from NASA satellites might reveal a sunken lost continent in the Indian Ocean. A pit of bodies suggests fears of a zombie nightmare.

  • A strange forest of razor-sharp stones could be home of an undiscovered Hobbit-like humanoid species. When a man-made island mysteriously appears off the US coast, grisly new evidence points to secret government experiments into psycho-chemical warfare.

  • A ghost town covered in a strange, white power emerges from a lake in Argentina; upon the discovery of a lost jungle in Africa, scientists embark on a dangerous mission to explore it; a declassified CIA image uncovers a bizarre, giant Soviet weapon.

  • A ghost ship with links to the mob suddenly appears on a California beach; strange markings could be a coded message that reveals a plot to overthrow the Queen of England; a lake believed to have magical healing powers holds clues to life on Mars.

  • A strange structure shaped like a giant shark might point the way to a lost civilization's fountain of youth; a massive hurricane heads toward Florida but something unexpected is in its eye; bizarre marks across the eastern U.S. leave experts baffled.

  • Satellites orbit Earth at 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet. Strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • New satellite discoveries tell the stories behind the world's most mysterious lost cities; strange rings might be evidence of a fabled Biblical city or the mythical city of Atlantis; bizarre patterns point to a Californian ghost town.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Discoveries by satellite help authorities pursue the world's most wanted criminals; investigators reveal El Chapo's escape; a legendary outlaw might have left his signature calling card; cutting-edge technology aids in the pursuit of Joseph Kony.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Strange images fuel investigations into American conspiracies and controversies; something eerie is in the night sky over Texas; there might be a terrifying object at the bottom of a Minnesota lake; a human seems to fly above the California hills.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • New discoveries reveal the ancient Egypt's secret history; strange patterns suddenly appear near the pyramids; an ancient city seems to be moving; an apocalyptic sandstorm threatens to swallow the region.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Satellite photos reveal new evidence to explain the Bible's darkest mysteries; the face of Jesus is spotted on a field in Hungary; ruins that could be the site of the lost city of Babylon.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Strange satellite images fuel new investigations into some mysteries of the ancient world; mysterious markings in the Peruvian desert; a secret structure buried near the ancient city of Petra; an abandoned fortress in an arid wasteland.

  • Satellites orbit earth 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?

  • Strange spots that cover a vast stretch of desert near the Grand Canyon are investigated. Also: a Los Angeles water reservoir that unexpectedly turned black.This episode is a mashup of segments from S03E12, S03E08, S02E02, S03E01 and others.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet. Strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet. Strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Bizarre markings are observed from space in oceans and deserts across the planet; strange sightings point to conspiracies that could have global repercussions.

  • Views from space reveal bizarre markings in oceans and deserts; strange sightings suggest conspiracies that could have global repercussions.

  • This episode is a mashup of S03E02 and S03E19

  • The myth of Merlin is associated with an arrangement of stones in northern France, and satellite images might finally solve this ancient riddle; investigators uncover something mysterious buried beneath the Gulf of Mexico; and an island suddenly appears.

  • A young boy makes international headlines when he uses satellite images to discover lost cities of the Maya; satellite images might point to a modern-day genocide; and trees in China seem to be spelling out a sinister message.

  • A young boy makes international headlines when he uses satellite images to discover lost cities of the Maya; satellite images might point to a modern-day genocide; trees in China seem to be spelling out a sinister message.

  • Strange images from the jungles of Colombia could lead researchers to the legendary city of El Dorado; an ancient symbol of satanic worship is spotted from space in Australia; an apocalyptic sandstorm in the Middle East.

  • New evidence reveals a massive Arctic canyon buried beneath the ice; a mysterious island suddenly appears off the coast of the highly sensitive border between Iran and Pakistan; a plane is spotted on Google Earth at the bottom of a lake in Minnesota.

  • A massive chasm appears in a remote part of the Siberian forest, and locals call it to a gate to the underworld. Images of a nuclear missile launch silo in Montana are being manipulated. A bright green spiral appears in the Persian Gulf.

  • New evidence could lead to the discovery of an unknown ancient civilization in the Amazon rainforest. An island disappears, and investigators are mystified. An unidentified submarine is spotted in a North Korean shipyard.

  • A vast structure buried in the sands near the legendary city of Petra points to a bloody past; when terrorists kidnap more that 200 schoolgirls in northern Nigeria, rescuers use satellites to track them down.

  • An amateur archaeologist stumbles open strange symbols scratched into the Kazakhstan Desert; CIA surveillance photographs show what looks like a giant Star of David on the island of Cuba; and a lake in the Brazilian rain forest that turned bright pink.

  • A strange mass breaches surface of an ocean near Antarctica, sparking rumors of a mythological sea monster. An area of the US-Mexico border becomes an international mystery. Ancient rock carvings in a remote mountain range depict weird, unearthly beings.

  • A giant letter Z is carved into a Mexican hillside, evoking the mark of a legendary outlaw; a strange sighting in Germany points to secrets from the Cold War; and massive, blood-red marks in China prompt fears of a violent government crackdown.

  • Satellite images reveal how El Chapo escaped from a high-security prison in Mexico; mysterious patterns in the Australian outback and the Kalahari Desert spark a major scientific investigation; and a giant black stain appears in a war-torn area of Iraq.

  • A giant swastika in a German forest; a strange pattern etched into the desert near the famous Nazca lines; and mysterious markings in an isolated corner of Antarctica.

  • A heavily armored force takes over one of Syria's most ancient archaeology sites, prompting fears that its relics are being stolen. Tanks appear to be facing off in Antarctica next to an unworldly object. A water reservoir in LA suddenly turns black.

  • A dagger sealed in the tomb of King Tut for more than 3,000 years is made of a metal that seems to have extraterrestrial origins. A massive swastika is found in the desert near Roswell, NM. Satellites hunt for the world's most wanted man, Joseph Kony.

  • A buried monument offers clarity on a Bible mystery; an ominous shadow engulfs the Pacific Ocean; and a lake that's shaped like a perfect circle hosts otherworldly life.

  • Investigators find a new clue about the missing Malaysia Airlines flight that disappeared in 2014. An astronaut spots something strange in the Sahara Desert. A mysterious orange sludge invades a remote village in Alaska.

  • Legends of ancient giants surround a mysterious monument in the Holy Land. A bright pink lake could point to a strange, undiscovered new species. When a young boy disappears in a sand dune, satellite images help with the investigation.

  • Strange black holes appear near Egypt's ancient pyramids, and new evidence points to a disturbing conclusion. Ruins in Peru suggests that the Inca people knew far more than previously thought. A mysterious red swarm invades a beach in India.

  • A giant carving of a strange creature suddenly appears in the Australian Outback. Mysterious bright green lights illuminate the seas around Thailand. Top secret activity is discovered at Iran's nuclear facility.

  • Unusually images prompt huge scientific investigations; new evidence gives hope to explaining international mysteries.

  • Strange markings are viewed from space in oceans and deserts across the planet; unusual sightings lead to conspiracies that could have world-wide repercussions.

  • Unusually images prompt huge scientific investigations; new evidence gives hope to explaining international mysteries.

  • The Bible is spotlighted.

  • Strange markings are viewed from space in oceans and deserts all over the planet. Unusual sightings lead to conspiracies that may have global repercussions.

  • Strange markings are viewed from space in oceans and deserts all over the planet. Unusual sightings lead to conspiracies that may have global repercussions.

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What on Earth? Video Clips & Extras

A Connecticut-Sized Glow Beneath the Indian Ocean Clip (00:03) What Are the Chinese Building Underground in Hainan? Clip (00:05) What Is This Mysterious Triangle Photographed in Australia? Clip (00:04) What Is This Giant Glowing Vortex? Clip (00:03) Hidden Source of a Powerful Earthquake Clip (00:03) Strange 'Beehives' Are Grim Reminder of Massacred Empire Clip (00:03)