For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s matter. The rest is mysterious dark matter. But even that modest slice didn ...

New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

Because of the time it takes light to travel to Earth, looking out in space is ... "The DESI project has maintained the pace of making 3D maps of the universe that are 10 times larger every ...

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

Google is opening up its Google Maps Platform data so that cities, developers, and other business decision makers can more ...