28:33cosmic distance ladderExplainer
Terence Tao on the cosmic distance ladder
3Blue1Brown
2 HN recommenders
Physics, Space & Chemistry
Physical explanations connect observations to models that can be tested. Here you can explore physics, astronomy, chemistry and space exploration, from introductory demonstrations to technical talks. The topic links help separate a first explanation of a concept from a closer look at an experiment, instrument or mission.
Videos
600 videos28:33
31:12james webb space telescopeExplainer
The Insane Engineering of James Webb Telescope
Real Engineering
3 HN recommenders
1:06:38avi loeb and alien claimsCommentary
harvard & aliens & crackpots: a disambiguation of Avi Loeb
Angela Collier
5 HN recommenders
1:00:26rocket engine ignitionExplainer
Why Starting A Rocket Engine Is So Hard!
Everyday Astronaut
3 HN recommenders
2:09
2:25:54grabby aliens and ufosPodcast
Unlocking UAP Mysteries: Economics, Aliens, and The Great Filter | Merged EP0109
Merged Podcast
3 HN recommenders
10:45
14:40
2:02space spending critiqueMusic
Gil Scott-Heron - Whitey On the Moon (Official Audio)
Ace Records
3 HN recommenders
23:00consciousness and computationPodcast
Consciousness is Not a Computation (Roger Penrose) | AI Podcast Clips
Lex Fridman
3 HN recommenders
11:01satellite image receptionTutorial
Pulling Clear Images Directly Off Satellites | GOES-15,16,17 and Himawari 8 HRIT
The Thought Emporium
3 HN recommenders
21:38downwind faster than the windExplainer
Risking My Life To Settle A Physics Debate
Veritasium
5 HN recommenders
9:32higgs mechanismExplainer
The Higgs Mechanism Explained | Space Time | PBS Digital Studios
PBS Space Time
3 HN recommenders
18:24
1:03:49solar gravitational lensInterview
Turning the Sun Into a Giant Telescope with Dr. Slava Turyshev
Fraser Cain
3 HN recommenders
10:15
26:45diy mass spectrometryDemo
DIY mass spectrometer measures potassium in dietary salt substitute
Applied Science
3 HN recommenders
1:27:57physics of consciousnessPodcast
Roger Penrose: Physics of Consciousness and the Infinite Universe | Lex Fridman Podcast #85
Lex Fridman
3 HN recommenders
8:44
47:50classical mechanicsLecture
Lecture 1 | Modern Physics: Classical Mechanics (Stanford)
Stanford
3 HN recommenders
9:34
1:00:28
45:55nonlinear optics and particle modelsExplainer
Turning Waves Into Particles
Huygens Optics
2 HN recommenders
14:03quantum entanglementExplainer
Quantum Entanglement and the Great Bohr-Einstein Debate | Space Time | PBS Digital Studios
PBS Space Time
3 HN recommenders
Sources and selection
Physical explanations connect observations to models that can be tested. Here you can explore physics, astronomy, chemistry and space exploration, from introductory demonstrations to technical talks. The topic links help separate a first explanation of a concept from a closer look at an experiment, instrument or mission.
Indie Picks is organized from video metadata and uploader descriptions; it is not a full-video editorial review. HN Library retains community discussions. Sources and data notes