A galaxy cluster in the early universe is 10 times hotter than it ought to be, which may reshape how we think these enormous ...

An analysis of several experiments aimed at detecting the mysterious neutrino has identified a hint of a crack in the ...

An international team of astronomers has uncovered multiple evolutionary paths for the universe's most massive galaxies. Observations of ultramassive galaxies, each containing more than 100 billion ...

A new research paper reframes the simulation hypothesis, asking whether reality could be simulated and what science can test.

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...