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

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

Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) and by analyzing archival Arecibo Observatory data, ...

Our estimates of the size of a neutrino span from smaller than an atomic nucleus to as large as a few metres, but now we are ...

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 ...