Supernovas are powerful explosions marking the death of massive stars. They spread elements like carbon, calcium, and iron ...

At the center of most large galaxies, including our Milky Way, sits a supermassive black hole. These powerful objects sometimes enter active galactic nucleus (AGN) mode, where they pull in gas and ...

Two of Earth’s five confirmed mass extinction events could have been caused by nearby supernova explosions stripping the ...

Five 'mass extinctions' have decimated our planet since it was formed - now scientists claim the answers to two could be written in the stars.

Suni Williams and Butch Wilmore are finally heading back to Earth on March 18 after an unexpected nine months aboard the ...

Some people worry President Trump could seek to cancel or claw back $3 billion former President Biden earmarked to clean up dirty air.

Alphabet, Google's parent company, announced on Monday that it is spinning off wireless communications project Taara into an ...