Scientists widely agree that an ancient planet likely smashed into Earth as it was forming billions of years ago, spewing debris that coalesced into the moon that decorates our night sky today. The ...

What if the Earth wasn’t solid—but hollow, with an entire world hidden beneath our feet? In this episode of Forgotten History, we explore the mysterious origins of the Hollow Earth Theory, a ...

On Feb. 22, 2020, "Mad" Mike Hughes towed a homemade rocket to the Mojave Desert and launched himself into the sky. His goal? To view the flatness of Earth from space. This was his third attempt, and ...

The unusual grave site of Capt. John Cleves Symmes in Ludlow Park in Hamilton, in 2003. Capt. Symmes was a strong proponent of the "Hollow Earth" theory. Photo by Michael Snyder/Cincinnati Enquirer In ...

The discovery marks a significant moment for a theory that was once dismissed as fringe science but is now gaining serious scientific traction. Panspermia is far from a modern invention. The concept ...

The flat-Earth theory is like many others in that the belief in flat Earth is also mixed with a healthy dose of suspicion and distrust of the government. In fact, many flat-earthers believe NASA, in ...

This clip breaks down a flat earth argument that deletes the entire medieval period. Wars, empires, inventions, and entire ...

You’ve probably seen the analogy of the Earth’s timeline compared to a one day, 24-hour period. If not, take a look at the video below to get a quick understanding. According to this analogy, Earth ...

Nearly 18 months after he first floated his crazy ideas about the planet, Kyrie Irving has finally apologized for spreading his flat-Earth theory. Irving, speaking at Forbes’ Under 30 Summit in Boston ...

A geologist has a new theory on the thermal evolution of Earth billions of years ago that explains why diamonds have formed as precious gemstones rather than just lumps of common graphite. A QUT ...

Scientists: Model shows how collision could have caused distinct lunar features. Aug. 4, 2011 — -- "Goodnight Moons"? "The cow jumped over the moons"? If a new theory published in Wednesday's ...

Conventional theory holds that all of the early Earth's crustal ingredients were formed by volcanic activity. Now, however, earth scientists have published a theory with a novel twist: some of the ...