Sound (2022)(ciechanow.ski)
260 points by dverlaeckt80 | 32 comments
Bartosz Ciechanowski's interactive article explaining what sound is, how it is created, and how it propagates, with playable audio demos.
ciechanow.ski on Hacker News
17 stories on the front page, newest first. Scroll down to watch the site change over time.
Moon (2024)(ciechanow.ski)
245 points by simonebrunozzi | 38 comments
Mechanical Watch (2022)(ciechanow.ski)
700 points by razin | 118 comments
Bartosz Ciechanowski's interactive blog article explaining how a mechanical watch mechanism works, with draggable 3D demonstrations.
Airfoil (2024)(ciechanow.ski)
508 points by brk | 59 comments
Bartosz Ciechanowski's interactive article explaining how airfoils generate lift by examining the forces created by airflow around aircraft wings.
Lights and Shadows (2020)(ciechanow.ski)
228 points by kg | 30 comments
Cameras and Lenses (2020)(ciechanow.ski)
515 points by sebg | 56 comments
Bartosz Ciechanowski's interactive blog post explaining how cameras and lenses work and how adjustable parameters affect the resulting images.
GPS – Bartosz Ciechanowski (2022)(ciechanow.ski)
11 points by srathi | 1 comments
Moon(ciechanow.ski)
2976 points by todsacerdoti | 248 comments
Bartosz Ciechanowski's interactive article explaining the Moon, its phases, and its orbital path around Earth.
Airfoil(ciechanow.ski)
4 points by gronky_ | 0 comments
Airfoil(ciechanow.ski)
2422 points by todsacerdoti | 280 comments
Bartosz Ciechanowski's interactive article explaining how airplanes fly by examining the forces generated by airflow around wings and airfoils.
Mechanical Watch (2022)(ciechanow.ski)
900 points by Akcium | 153 comments
Bartosz Ciechanowski's interactive article explaining how a mechanical watch works, with draggable 3D demonstrations of its mechanism.
Exposing Floating Point (2019)(ciechanow.ski)
61 points by eindiran | 17 comments
GPS (2022)(ciechanow.ski)
365 points by tkiolp4 | 32 comments
Bartosz Ciechanowski's interactive blog essay explaining how the Global Positioning System works, including its satellite constellation and positioning math.
Gears (2020)(ciechanow.ski)
124 points by mhb | 5 comments
Bicycle(ciechanow.ski)
2962 points by todsacerdoti | 336 comments
Bartosz Ciechanowski's interactive explainer article on how bicycles work, covering the physics of riding, steering, and balance with 3D demonstrations.