How Does Touchscreen Tech Actually Work?

Touchscreens work like a game of hide and seek. When you tap the screen, it feels your finger, kind of like how you can feel someone touching you from behind. The screen is full of tiny sensors that send messages to tell the phone or tablet what's happening. It’s like having a map with invisible dots that light up when touched.

Take the quiz →

Examples

  1. Your finger taps the screen, and your phone lights up because it knows where you tapped.
  2. You swipe to scroll through a list, like sliding a book across a table.
  3. You pinch two fingers together on the screen to zoom in, just like using an old magnifying glass.

Ask a question

See also

Discussion

Recent activity