The cosmos is a vast complex tapestry woven with countless mysteries that continue to baffle and intrigue scientists. Among ...

Cosmic microwave background is a sea of radiation that provides ... has since been revived to describe the mysterious dark energy that is currently speeding up the universe’s acceleration.

A deep-sea detector glimpsed a particle with 220 million billion electron volts of energy — around 20 times as energetic as any neutrino seen before.