This revealed traces of silver in the plain polymer disc, proving that AgNPs can transfer into other solid materials. The third test involved placing real food samples — sliced cheese (to represent ...

Does air-drying actually damage hair? Is it time to pick up your hair dryer and perfect your at-home blowout skills? Don't worry — we have all the answers. PS spoke with two professional ...

Saloons closed their doors. Taps stopped flowing. People stockpiled their whiskey, beer and wine to weather the dry spell that would last 13 years. But the short-lived ban on alcohol production ...