Rare earth elements (REEs) are pivotal in many modern technologies, ranging from renewable energy systems to advanced electronics, owing to their unique optical, magnetic, and electronic properties.

Osmium, the rarest metal on Earth, is drawing increasing attention not only for its unique properties but also for its staggering value. Currently priced at $1,350 per gram, it is already 15 times ...

The first metal thingamajig ever 3D printed in space has landed on Earth, where European Space Agency (ESA) scientists are now studying it. In a press release, the ESA announced that the object — a ...

A spacecraft has carefully approached and imaged a large hunk of metal orbiting Earth — a step in tackling humanity's mounting space junk woes. The delicate space mission, undertaken by the Japanese ...

Metal-rich near-Earth asteroids, or NEAs, are rare, but their presence provides the intriguing possibility that iron, nickel and cobalt could someday be mined for use on Earth or in Space. New ...