THE VIDEO SHELF · mass and energy
The True Nature of Matter and Mass | Space Time | PBS Digital Studios
A PBS Space Time episode asking what matter, mass, and energy really are, starting with inertial versus gravitational mass and what mass-energy equivalence means.
Why HN readers recommended it
HN recommends it, and the whole channel, as a clear and deeper-than-usual physics explainer.
This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.
Video & recommendation details
- Creator / channel
- PBS Space Time
- Topic
- mass and energy
- Format
- explainer
- Level
- general
- HN recommenders in dataset
- 3
- HN mentions in dataset
- 3
- Recommendation years in dataset
- 2016–2022
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.
"The True Nature of Matter and Mass" - [VIDEO] This whole channel will be up your alley, but this video and "The Real Meaning of E=mc^2" one directly answer your question.
acidbaseextract on Hacker News · 2016-08
In New class of galaxy has been discovered, made almost entirely of dark matterThe YouTube channel PBS SpaceTime gives an excellent overview of these same ideas. The presenter is great at making things as simple as possible, but not simpler. [VIDEO] [LINK] [LINK]
doctoboggan on Hacker News · 2018-02
In Three Meanings of E=mc²Pithy, but I’d actually argue the opposite. As someone who consumes quite a bit of science content on YouTube, it’s actually quite jarring to go back to traditional TV science shows. It feels a lot less information dense and more time-wasting. An interesting example is …
MetricExpansion on Hacker News · 2022-01
In The Shameful Decline of Scientific American
Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.