The Big Bang Theory predicted in its first season the future arrival of one of the cast members, who joined in the third ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

Scientists at the PHENIX experiment at RHIC have uncovered compelling evidence that even collisions involving small nuclei ...

The SPHEREx comprises two main sections — the bottom half is the spacecraft with the onboard computer, telecom system, solar ...

The Vera C. Rubin Observatory is set to detect millions of exploding vampire stellar remnants called "white dwarfs," shedding ...

Never pretend to be less smart than you are — some of the biggest stars are in the world are certified geniuses, proving that ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

New evidence suggests the universe is expanding faster than predicted. Explore the Hubble constant and its implications for ...