Named after the Greek word barys for "heavy," barium is a relatively dense and reactive alkaline earth metal. It is only found naturally when combined with other elements, and compounds containing ...

Astronomers have detected barium around the ultra-hot gas giants WASP-76 b and WASP-121 b. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Strange, ultraheavy stars that are rich in barium grow massive by cannibalizing their companions, scientists discover after finally catching these stellar leeches in the act. When you purchase through ...

When it comes to finding habitable exoplanets, the next big challenge is not just spotting exoplanets or looking at their orbits, but getting a better understanding of what conditions there might be ...