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 ...

Learn how we know the Earth is round, and the science behind the shape of our gravitational field.

Humans discovered the curvature and rotation of the Earth thousands of years ago, dating back to ancient Greece. Since then, scientists have only discovered more evidence to prove this is true – ...

Members of the Flat Earth Society claim to believe the Earth is flat despite scientists explaining how we know the Earth is ...

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 ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Ever wondered why people on the 'bottom' of Earth don't fall off? It's all thanks to gravity, a powerful force pulling ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. The answer is all about perspective. Humans are ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. The ...