A new measurement finds the universe's teensiest particles weigh no more than one-millionth the mass of an electron.

In just the first 259 days of data collection, KATRIN, a beta-decay-based detector in Germany, has set the smallest upper ...

Particle accelerators help us understand what ... Black holes are one of the mysteries of the universe where all the laws of nature as we know them stop working. Expert says it is unclear whether ...

Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...

Scientists from CERN have discovered a signal that may indicate the existence of a new type of matter. The hypothetical ...

Biggest vs smallest - how do we measure up in the grand scheme of the universe? Explore the fascinating scales of existence, from quantum particles to the observable universe’s edge. A journey into ...

With so many mysteries of the universe left unsolved, astrophysics and particle astrophysics aims to make sense of phenomena ranging from the smallest atomic particles to the universe’s largest ...

The CMS collaboration at CERN has observed an unexpected feature in data produced by the Large Hadron Collider (LHC), which could point to the existence of the smallest composite particle yet observed ...