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 ...

Tea drinking may be as old as the hills, but it’s constantly evolving. The tea bag has been ubiquitous since the 1950s, but ...

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.