Earth's history is a roller-coaster of climate fluctuations, of relative warmth giving way to frozen periods of glaciation before rising up again to the more temperate climes we experience today.

Objects that could strike the planet will be spotted more regularly as new asteroid-hunting telescopes come online.

A volcano erupted in Central America tens of thousands of years ago, creating an explosion so enormous that scientists ...

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

The 2024 YR4 asteroid, which is nearly the size of a football field, now has roughly a 0.004% chance of hitting Earth in ...

Imagine a field of solar panels floating silently in the endless day of Earth’s orbit. Unlike their terrestrial cousins, this ...

The chances of asteroid 2024 YR4 colliding with Earth in 2032 hit a record high. Experts expect the risk percentage to ...

NEW ORLEANS — Solar sails that allow satellites to glide on the light from the sun could soon become a reality. The ...

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

Coauthor of the study, Professor Lorraine Lisiecki of the University of California, Santa Barbara, added: “This is important ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids. NASA has a network of telescopes used to track near-Earth asteroids ...