Vinayak Dravid (right), professor of materials science at Northwestern University, oversaw a team of scientists that discovered tea leaves can absorb and filter out harmful metals, including lead.

Researchers found that compounds in black and green tea leaves acted like “little Velcro” hooks on lead molecules. By Alexander Nazaryan Tea leaves pull heavy metals from water, significantly ...

Something that “Big” Coffee & “Hip” Coffee Don’t Have: The Coffee Bean & Tea Leaf heads into 2017 stronger than ever Not many people know that The Coffee Bean & Tea Leaf is one of the world’s first ...