Rare earth elements are vital to new technologies and industry but hard to obtain. A new project led by UC Davis and funded by a grant from ARPA-E aims to develop acid-tolerant bacteria that can ...

Getting to zero carbon emissions won’t save the world. We’ll have to also remove carbon from the air—a massive undertaking unlike anything we’ve ever done. Scientists monitor a mesocosm—an ...

Rows of worshippers, some with their faces raised toward the sky, others with their heads bowed, prayed for rain at a mosque in Tehran earlier this month. Theirs is an increasingly desperate plea. The ...

Andrew Beattie was part of the original editorial team at Investopedia and has spent twenty years writing on a diverse range of financial topics including business, investing, personal finance, and ...

Stevia is an intensely sweet-tasting, zero-calorie plant extract that’s gained interest as a replacement for sugar. (1) It’s spiked in popularity in recent years, thanks to its reputation as being a ...