This past week, scientists announced that they’d made an incredible physics observation using a vat of liquid xenon. It’s officially the rarest nuclear decay—and really, the rarest event of any ...

Far beneath the Black Hills of South Dakota, a tank of liquid xenon is quietly recording some of the faintest signals in the universe. In that deep, quiet space, researchers have pushed their ...

Researchers have measured a process that takes more than one trillion times the age of the universe to complete, using an instrument built to search for dark matter—the most elusive particle known to ...