How to Make Gold Nanoparticles With Lasers | 3min snip from SciShow Tangents

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Lasers

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CHAPTER

How to Make Gold Nanoparticles With Lasers

In 2018, scientists created super thin membrane lasers that can be charged with blue light. They used the blue light to charge up the laser and they saw a laser beam coming off a cow eyeballs. Why they do it? I can't really say. It's not creating gold plated armor for bacteria using lasers.

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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]