An experiment to quantify the amount of the universe’s lightest element in Earth’s core suggests that the planet’s water has ...

Scientists still debate the origins of Earth’s life-sustaining elements. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For many years, ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...

Their iron-rich magma might hold some of the 17 elements needed to make smartphones, wind turbines, and more. By Laura Baisas Published Sep 24, 2024 10:00 AM EDT Deposit Photos Get the Popular Science ...

There are 17 rare earth elements (REEs) in all — 15 lanthanides plus yttrium and scandium. It's a fairly diverse group, with each rare earth mineral having different applications, pricing and ...