Amid persistent and frequent record heat, it may be surprising to hear that Earth is currently relatively cool — at least in ...

Bigger than Planet Earth? The Americas just might be. That is the verdict from the creative team behind NBC’s Tom ...

The chances of Asteroid 2024 YR4 striking Earth have increased. Here's what that means, and where the potential impact zone ...

The European Space Agency says there’s now just a 0.16 percent chance that asteroid 2024 YR4 will impact our planet.

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

The asteroid is hurtling towards us at a zippy 15,000 miles per hour, according to the space agency's Jet Propulsion ...

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Explore the fascinating evolution of Mars atmosphere. Discover how it transformed, becoming trapped in its crust's clay ...

NASA’s double-asteroid redirection test, launched in 2022, was an actual experiment in space. It sent a rocket to strike an ...

A stronomers detected a 40-to-80-meter asteroid, dubbed a “city killer,” with the potential to collide with Earth in 2032, ...

Over 40,000 years ago, Earth's magnetic field pulled a switcheroo, flipping its poles in a dramatic shift known as the ...

Toronto Sceptres goalie Raygan Kirk is back home after time in the U.S. studying ecosystem restoration — and winning a ...