The small but ubiquitous proton serves as a foundation for the bulk of the visible matter in the universe. It abides at the ...

Gravitational-wave astronomy has exploded since 2015, capturing hundreds of black hole and neutron star collisions. With ever ...

For the past decade, gravitational wave astronomy has opened our eyes to amazing cosmic phenomena thanks to LIGO, the Laser ...

If the explosion of one of these black holes were observed, scientists “would also get a definitive record of every particle ...

"GW250114 is the loudest gravitational wave event we have detected to date; it was like a whisper becoming a shout." ...

Stress is a very real factor in the structure of our universe. Not the kind of stress that students experience when taking a ...

Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

Travel the universe from your seat with our picks from the annual ZWO Astronomy Photographer of the Year competition.

(THE CONVERSATION) Scientists first detected ripples in space known as gravitational waves from the merger of two black holes in September 2015. This discovery marked the culmination of a 100-year ...

In 1966, NASA's Lunar Orbiter 1 captured the first image of Earth from the Moon. This photograph showed Earth as a fragile ...

Explore Heraclitus' cosmology, his views on the afterlife, and the enduring significance of fire in his philosophical thought ...

New research investigates the possibility that different spacecraft could visit Comet 3I/ATLAS, giving scientists a unique on ...