Green chemistry involves the development of chemical products and processes that minimize the use and generation of hazardous and unwanted substances. Sabrina Shen, Markus Buehler, and colleagues ...

“We’ve replaced all our screens at home with relentless immersion in the here and now.” ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...