ELI5 LiDAR - how it sees the world? - ELI5 Explain Like I...

What this episode covers

What is LiDAR? Why is it helpful in addition to seeing things through cameras? How does LiDAR time-of-flight measure distance when light travels so fast—what tricks give picosecond precision? Why can LiDAR detect single-photon returns from angled surfaces, yet mirrors and shiny objects cause false readings? What are some surprising places LIDAR is used that most people wouldn’t expect? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: mmomtchev, lexi_bean21, already_______taken, isnomad, gurumeditationerror, sniper1rfa, 317locc, doxysqrl410. To the community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

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How long is this episode of ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast?

This episode is 7 minutes long.

When was this ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast episode published?

This episode was published on August 15, 2025.

What is this episode about?

What is LiDAR? Why is it helpful in addition to seeing things through cameras? How does LiDAR time-of-flight measure distance when light travels so fast—what tricks give picosecond precision? Why can LiDAR detect single-photon returns from angled...

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