Cosmic rays seen at Earth show a wide range of particle energies, from 107 electron-volts (eV) to more than 1020 eV, the latter being about the same as the kinetic energy of a 450 gram football ...

NASA's Fermi Gamma-ray spacecraft has observed a super-bright, supercharged supernova explosion powered up by the creation of ...

Through the years since it was first launched, the Hubble Space Telescope has captured stunning photographs of the Cassiopeia ...

Centuries before we started debating the transformative effect of AI on science, a new light in the sky shone the way ...

A massive star in the Andromeda Galaxy, one of the most luminous objects in its neighborhood, has quietly disappeared. Over ...

NASA’s Fermi telescope has detected what may be the first confirmed gamma-ray signal from a superluminous supernova — one of the most extreme explosions in the universe. Scientists believe the blast ...

Even though the Celtics (a higher seed than the Knicks) bowed out of the NBA playoffs four weeks ago, there’s plenty of incentive to follow the Knicks as they attempt to win the ...

AI math proof verification reached a new frontier as DeepMind’s AlphaProof Nexus solved nine open Erdős research problems with Lean-verified proofs, some unsolved for 56 years. The May 2026 Science Ne ...

The most energetic "ghost particle" neutrino ever detected may have been blasted at Earth by blazars, black hole engines that ...

Astronomers have captured an image of one of the most geometrically perfect structures ever witnessed in deep space.

NASA’s Roman Space Telescope could reveal millions of hidden neutron stars in the Milky Way using gravitational microlensing.

Anthropic's valuation more than doubled to $965 billion from $380 billion in February. The growth dramatically increases the value of the big tech IPOs expected this year.