Physics Girl

How do touchscreens work?

How does a touchscreen work? Why can you text with your finger, but not with a q-tip? The physics of smartphones is a complicated and amazing mixture of engineering, physics, electronics and computer science.

How do touchscreens work?

6m 3s

How does a touchscreen work? Why can you text with your finger, but not with a q-tip? The physics of smartphones is a complicated and amazing mixture of engineering, physics, electronics and computer science.

Similar Shows

Eons: show-poster2x3

Eons

Science and Nature

Crazy: show-poster2x3

Crazy

Science and Nature

WETA Passport

Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.