Traditional black holes, as predicted by Albert Einstein's theory of General Relativity, contain what are known as ...

The researchers state that the discovery of this extremely high-energy neutrino is the first concrete proof that the universe produces neutrinos at these incredible energy levels.

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.

William Matthaeus, the Martin A. Pomerantz Chair of Physics and Astronomy at the University of Delaware, has won UD’s highest faculty honor — the Francis Alison Award — in recognition of his ...

Quantum calculations amount to sophisticated estimates. But in 1931, Hans Bethe intuited precisely how a chain of particles ...