Lasers

SciShow Tangents

Feb 28, 2023•41 min•Season 4Ep. 44

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Episode description

In all of science, there are very few things conceptually cooler than lasers. A beam of light you can use to blast aliens? Heck yeah! But are lasers actually as cool in reality as they are in science fiction? Probably not! But I guess you'll have to listen to find out for sure.

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[Truth or Fail]

Gold-plated bacteria

Contact lenses that shoot lasers

Lead into gold with lasers

[Trivia Question]

Universal Product Code first scanned in grocery store

https://www.smithsonianmag.com/innovation/history-bar-code-180956704/

[Fact Off]