benjamin franklin money

Photo credit: Joseph Siffrein Duplessis/Wikipedia & Library of Congress – Benjamin Franklin printed paper currency and invented new techniques to stop counterfeiters.

Innovation, Science

How Benjamin Franklin stopped colonial money counterfeiters with ahead-of-his-time science

Emily Shiffer

6/16/2026
An Operation Smile volunteer reverses an oxygen mask so a child with a cleft condition can blow a bubble for the first time in Guadalajara, Mexico. (Operation Smile Photos)

In Partnership With Operation Smile →

Family, Science

How Bubbles Help Kids with Cleft Conditions

Sarah Watts

5/11/2026