This 2014 image of a tropical storm from the International Space Station clearly shows Earth's curvature. NOAA/Getty Images An average adult is between 5 feet and 6 feet 6 inches tall (1.5 to 2 meters ...

We all know the Earth is round. Not perfectly so but close enough. We live on an oblate spheroid, a slightly squashed sphere that's wider at the equator than around the poles. The difference between ...

The flat-Earth believer "Mad" Mike Hughes postponed his plans to launch himself in a homemade rocket thousands of feet in the air—but there is plenty of evidence that already reveals the Earth is ...

Recently, a lot of celebrities (and other random people) have been asserting that the Earth is flat. Maybe they are doing it for attention. Perhaps it’s all some attention-grabbing scheme. If so, it ...

The Earth is round, and we know this from detailed measurements and geometric inferencing based off satellites with lasers. Earth is often described as a circle or an oval, but it is neither. As the ...

Earth — the blue marble — is our spherical home. But what if Earth were flat? After all, some people, called flat-earthers, truly believe in this retrograde idea. How would everyday life function?

The president of the Spanish soccer club that changed its name to promote the "Flat Earth" conspiracy theory slammed his critics on Spanish radio station Cadena Ser Monday. Javi Poves—who changed ...

Neil deGrasse Tyson recently called out flat-earthers in one tweet: It's not just lunar eclipses that would look different if Earth were actually flat. Sports, plants, and even the oceans would be ...

Earth is surrounded by a magnetic field generated by electric currents from within the planet. Compasses take advantage of this field to identify north and serve as a navigational aid. But one social ...

Perhaps the main difference if the earth were a cube would be that students would become much more frustrated trying to calculate the gravitational field. For a uniform cube with side length L and ...

A Jan. 3 Instagram video shows what appears to be a cellphone video panning between the sun and moon in a cloudless sky in the daytime. "The sun doesn't illuminate the moon. The moon is its own light.