The curious minds at What If explore the chaos that would ensue if you swallowed the entire periodic table.

Scientists have discovered the elusive properties hidden within promethium, a rare earth element that has remained largely ...

The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

Scientists have puzzled over the origin of elements heavier than iron since the 1950s. Recently, LSU astrophysicist Eric ...