The term 'rare earth' dates to an 18th‑century Swedish mine and survives mainly out of habit. In truth, these 17 metals are ...

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

In a recent study, researchers from Curtin University and the Geological Survey of Western Australia unearthed compelling ...

For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes ...