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

As if atoms weren’t already mind-blowingly small, never mind subatomic particles, CERN researchers in the CMS Collaboration ...

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

Can space and matter be infinitely divided, or is there a fundamental limit to smallness? This video tackles Zeno’s paradox, the concept of indivisible particles, and explores scales so tiny they ...

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

The CMS collaboration at CERN has observed an unexpected feature in data produced by the Large Hadron Collider (LHC), which ...

Physicists have proposed a new model of space-time that may provide the 'first observational evidence supporting string ...

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 ...

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 ...

And after years of research and development, an international team led by the European Organization for Nuclear Research (CERN) has released a blueprint detailing plans for the particle ...