When astronomers first cataloged some of the closest orbiting rocky exoplanets, they wrote them off as bare, airless cinders, ...

Nyiragongo, an active African volcano, possesses lava unlike any other in the world, which may point toward its source being a new mantle plume says a geochemist. The lava composition indicates that a ...

Every year about this time, we write about the chemistry of lava erupting from Kilauea volcano. ADVERTISING Every year about this time, we write about the chemistry of lava erupting from Kilauea ...

You pronounce her name Vahl-bohn-uh Mehmeh-tee, not Val-bone Mem-meeti. It’s from Italian, by way of Albania. “I’ve been `Vali’ since kindergarten, so you can call me that,” Valbone “Vali” Memeti says ...