Imagine you fly into a wormhole... Would you ever hear back? Where would you end up? Back in time? Another galaxy? Here's ...

It's almost as old as the Universe, and as massive as 34 billion Suns. It eats stars for breakfast. And now it's about to ...

In the bigger picture, "down" could be defined as being below the plane of the solar system, which is known as the ecliptic.

In a new study, scientists used advanced computer models to peer beneath Jupiter's dense swirling cloud tops and tackle a ...

However, the Italy-based The Virtual Telescope Project will give one last live peek at the exocomet as it cruises toward the ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

From high-wind forecasts and wildfire behavior to floods, aviation hazards, air quality and space weather, science developed ...

MAVEN has remained silent since Dec. 6 despite repeated attempts to contact it, according to NASA. As part of the recovery ...

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

Avi Loeb's new study of 3I/ATLAS reveals a 7.1-hour rotation and a bizarre solar alignment, raising questions about the ...