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What if you could only see the world in UV?

Veritasium · explainer · Watch on YouTube

Everyday physics & science demosFundamental physics

What it is

Veritasium shows what the world looks like through a UV camera. It covers how pigments absorb UV, how fluorescence works, and how UV imaging reveals sunscreen effectiveness and skin damage.

Why Hacker News recommends it

HN recommends it as a cool, eye-opening look at the hidden ultraviolet world, especially in sunscreen and vitamin D threads.

  • 2 people recommended it
  • 2 different months
  • 0 strong recommendations
  • first 2019, last 2021

What HN commenters said

  1. “Looking at the world in UV [1] is quite interesting!”

    Looking at the world in UV is quite interesting.

    rjf72, 2019-02 · Recommendation · in “Sunlight through glass does not provide Vitamin D”

  2. “Veritasium has a video using a special UV setup, it's pretty cool”

    Uses a special UV camera setup.

    hrnnnnnn, 2020-08 · Recommendation · in “Vitamin D, part 1: back to basics”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: uv, sunscreen, fluorescence, veritasium, photography

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