NASA’s Fermi Gamma-ray Space Telescope "detected none of the high-energy gamma-ray light" from a nearby supernova. NASA explains. Credit: NASA Goddard Space Flight Center ...

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

The signal indicated that the event occurred extremely far away. The masses of the objects involved also caught scientists’ ...

For the first time, an international collaboration of more than 800 scientists has joined forces to track down the sources of ...

The violent collision of two neutron stars is providing new insights on how the universe’s heaviest elements were created.

Last year, we brought you a story about the BhangmeterV2, an internet-of-things nuclear war monitor. With a cold-war-era ...

An international team from China and Italy has reported a possible cosmic encore to the landmark 2017 multi-messenger ...

Researchers said this event, called GRB 230906A, is likely in a stream of gas located about 4.7 billion light-years from Earth.

A fleet of NASA missions has likely uncovered a collision between two ultradense stars in a tiny galaxy buried in a huge ...

Forces have mediator particles. Electromagnetism is mediated by the photons, for example. So most of the decay of this excited dark matter particle would be this unknown mediator. The excited state ...

Scientists have successfully modeled large lightning strikes that occur on a kilometer scale in a lab setting of only a few ...

NASA’s James Webb Space Telescope reveals new clues about a mysterious cosmic explosion that defies expectations.