How do pregnancy tests work? - Tien Nguyen
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TEDEd Animation
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Over-the-counter pregnancy tests give potentially life-changing results with a pretty high rate of accuracy. But how do they work? Tien Nguyen explains how each test performs a scientifically rigorous, multi-stage experiment that goes from start to finish in the time that it’ll take you to watch this video.
What would happen if you applied plain tap water to the end of a pregnancy test stick?
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Meet The Creators
- Educator Tien Nguyen
- Director Andrew Foerster
- Artist Mike Ellis
- Narrator Susan Zimmerman
