Many objects in space rotate. Earth completes a spin in roughly 24 hours, while Venus takes a whopping 243 Earth days. The ...

Oxygen is crucial for life as we know it, but before it could build up in our atmosphere, earth had to slow down. Hosted by: Hank Green Huge thanks go to the following Patreon supporters for helping ...

Most of the time, the shape of Earth’s magnetic field is quite similar to that which would be produced by a bar magnet ...

Measurements of seismic waves over many years suggest the Earth's core is deformed and reshaped by conditions of extreme heat ...

Magnetic compasses struggle aboard steel ships, but gyrocompasses solve the problem by exploiting Earth’s rotation itself. This video explains the physics of gyroscopes, precession, and modern fiber ...

Earth’s magnetic field is easy to forget. It doesn’t make noise, it doesn’t flash, and it doesn’t ask for attention. Yet it ...

"What's so exciting is that we're seeing a preview of what will become a very normal planetary system." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Lindsey Vonn suffered a torn ACL on Jan. 30, but she'll ski in the Olympics anyway. How is such a thing possible, and what can we expect from an injured Vonn? Doctors weigh in on the situation.

Four astronauts will return from the International Space Station more than a month ahead of schedule after an unnamed crew member experienced a medical issue. The incident marks the first time in ...

NASA's Artemis II is poised for the first lunar mission since 1972—with much more to come.

When you really want to get away from it all, sometimes even a remote island isn’t remote enough. Thankfully, if a clutch of ...