In October 2022, a blast of light from deep space outshone anything humanity has ever witnessed. The gamma-ray burst, later named “The BOAT,” unleashed more energy in seconds than our sun will emit in ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

A new class of composites with tunable microstructures offers better shielding from neutron and gamma radiation.

Study reveals that high-energy cosmic rays are born in magnetic fields during neutron star mergers, a prelude to black holes.

A Los Alamos collaboration has replicated an important but largely forgotten physics experiment: the first deuterium-tritium ...

Hubble Space Telescope snapped an image of UGC 11397, a spiral galaxy situated in the constellation Lyra, about 250 million ...

A groundbreaking simulation reveals how neutron star mergers forge black holes, generate gamma-ray bursts, and scatter gold ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

Terrestrial gamma‐ray flashes (TGFs) are brief, intense bursts of high‐energy radiation emitted from thunderclouds, often coinciding with lightning discharges. These phenomena are now ...

The satellite spotted a mysterious 150-second X-ray flare, named EP240414a, from a dying star 4 billion light-years away.

You've heard of how mighty supernovas are, or of the ungodly amounts of energy released by gamma ray bursts. But astronomers have just discovered a type of cosmic blast that puts all those to shame.