We live in an era where information is more accessible than ever before. Paradoxically, this hasn’t made us wiser—it’s made ...

(THE CONVERSATION) Long before the current political divide over climate change, and even before the U.S. Civil War (1861-1865), an American scientist named Eunice Foote documented the underlying ...

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many ...

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

A “ghost particle” discovered by a detector in the Mediterranean carried 30 times more energy than any neutrino observed to ...

A huge detector in the Mediterranean Sea spotted the most energetic neutrino from space to date. The particle could shed light on the universe’s most extreme phenomena.

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky before they fade from view.

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

Gravitational lensing occurs when the gravity of a massive object, like a galaxy, warps the fabric of spacetime, bending the light from a more distant background object.

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for Astrophysics.

CNN’s 5 Things newsletter is your one-stop shop for the latest headlines and fascinating stories to start and end your ...

Euclid, the European Space Agency’s dark Universe detective, has made an astonishing discovery – right in our cosmic backyard ...