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 ...

KLINGER: “It's really because of the challenges, the heavy energy and resource and pollution risks that are associated with refining rare earth elements, that production has concentrated ...

When it comes to the elements of the Universe, every one of them has its own unique story. Hydrogen and helium were created in the earliest stages of the Big Bang; light elements like carbon and ...

You may have heard of the four elements, but apparently there are actually five. These elements are what our universe is made of. What are the FIVE elements of nature?

The astrology elements divide the 12 zodiac signs into four groups: earth, water, air, and fire. HelloGiggles talked to astrologer Lisa Stardust about what the elements mean for each zodiac sign ...