A look at the evidence for the Earth being round or spherical. Aristotle’s reasoning is explained. The evidence includes a ship’s hull disappearing first over the horizon, the stars, the ...

Earth’s shadow will block most of the light that illuminates the lunar surface, creating what is known as a blood moon.

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

There’s a portion of the Sphere Experience film, “Postcard from Earth,” when a school of fish ... When the sharks showed up, the kids squealed with wild delight because when you’re in ...