
Chemistry
Gold leaf could help diagnose viral infections in low-resource settings
Gold leaf could help diagnose viral infections in low-resource settings Gold leaf—gold metal hammered into thin sheets—is used by artists

Gold leaf could help diagnose viral infections in low-resource settings Gold leaf—gold metal hammered into thin sheets—is used by artists

A ‘bionic leaf’ could help feed the world In the second half of the 20th century, the mass use of