The universe could end not with a bang, but a whimper known as “false vacuum decay.” In a new study, scientists leveraged the ...

Over 5,300 years ago, ancient herders known as the Yamna people emerged from the steppes of what is now Ukraine, going on to ...

A metal detectorist discovered ancient gold coins in the Netherlands that turned out to be a cult ritual offering. Experts ...

Ancient quasars seen by the James Webb Space Telescope technically shouldn’t exist, but one rare type of dark matter could ...

Tim Kohut is the Deals and Trends Editor for Popular Mechanics, Men’s Health, and Best Products. He has extensive product review and gear coverage expertise, particularly in tech, home, auto, and ...

With a length of 428 megaparsecs, or around 1.39 billion light-years, the superstructure is the biggest ever spotted.