A Dec. 5 Instagram post (direct link, archive link) shows a TikTok in which a man reads and shows screenshots from various NASA reports that reference a "flat, non-rotating earth" model. "NASA ...

Earth's shape is an oblate spheroid, slightly bulging at the equator due to its rotation, resulting in a significant difference in distance from the Earth's center between the equator and poles. This ...

The geocentric model is a debunked theory that the Earth is the center of the universe, with the sun and planets revolving around it. When you purchase through links on our site, we may earn an ...

A major meteorite impact on Earth could spell doomsday — or not. To better predict what could be in store if a giant space rock slammed into our planet, scientists have built a new model to simulate ...

A team has updated its asteroid bombardment model of the Earth with the latest geologic evidence of ancient, large collisions. These models have been used to understand how impacts may have affected ...

An orrery is what you call a mechanical model of all or part of the solar system that shows the relative rotations of the planets and the sun. Many of these old-fashioned celestial models are ...