The magnetic fields that formed in the very early stages of the universe may have been billions of times weaker than a small fridge magnet, with strengths comparable to magnetism generated by neurons ...

With the help of innovative large-scale simulations on various supercomputers, physicists at Johannes Gutenberg University Mainz (JGU) have succeeded in gaining new insights into previously elusive ...

Could a black hole have existed before the very first stars ever twinkled? New James Webb Space Telescope observations are putting one of cosmology’s most basic assumptions to the test: that galaxies ...

These whirling lines in the sky are the trails of stars after an hour-long exposure above Kitt Peak National Observatory (KPNO), where DESI is located. Credit: DESI Collaboration Dark energy—the ...