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How Does Face ID Know It's Me? episode artwork

EPISODE · Jul 13, 2026 · 5 MIN

How Does Face ID Know It's Me?

from Explain it like I’m 5! · host Kennie

One look... and your phone unlocks. But how does it know it's really you? In this episode of Explain It Like I'm 5, Kennie and his co-host Bennie/Zach 😂 uncover the science behind Face ID, from invisible infrared dots to the unique "map" of your face. You'll learn why a selfie usually won't fool it, how it still recognizes you with glasses or a new haircut, and what makes facial recognition one of the smartest security features we use every day.

Episode metadata supplied by the publisher feed · Published Jul 13, 2026

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How Does Face ID Know It's Me?

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