Euclid is on a quest to unravel one of the universe’s greatest mysteries: why it's expanding faster and faster. With help ...

In the coming days ahead, if any of your friends or relatives remark to you that they saw a "strange UFO" on the way to work ...

Rocket launches can create eerie patterns in the sky, from undulating bright-blue spirals to glowing “jellyfish” blobs.

Euclid has opened a new window to the cosmos with its first deep sky data release, revealing millions of galaxies, ...

A new study is helping scientists clarify how clouds can affect climate, while also dimming the prospects for some proposed ...