THE VIDEO SHELF · ultraviolet imaging
What if you could only see the world in UV?
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 HN readers recommended it
HN recommends it as a cool, eye-opening look at the hidden ultraviolet world, especially in sunscreen and vitamin D threads.
This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.
Video & recommendation details
- Creator / channel
- Veritasium
- Topic
- ultraviolet imaging
- Format
- explainer
- Level
- general
- HN recommenders in dataset
- 2
- HN mentions in dataset
- 3
- Recommendation years in dataset
- 2019–2021
These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.
From the original HN conversations
Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.
Mildly amusing related aside from this. Because of this, glass is completely opaque in the UV spectrum. Looking at the world in UV [1] is quite interesting! Such a reminder that how and what we experience of the world is so largely a product of …
rjf72 on Hacker News · 2019-02
In Sunlight through glass does not provide Vitamin DYou need fancy lenses to do UV photography. From wikipedia: "For UV photography it is necessary to use specially developed lenses having elements made from fused quartz or quartz and fluorite." Veritasium has a video using a special UV setup, it's pretty cool - [VIDEO]
hrnnnnnn on Hacker News · 2020-08
In Vitamin D, part 1: back to basics
Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.