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8 quick stories on the rack · #physics · TechWhy Game Characters Have Hidden Collision Shapes
The character on screen and the shape that stops bullets aren't the same object. The physics shortcut behind t…
Game Engines and the Art of Faking Collision
Invisible geometric stand-ins replace complex 3D shapes in every game you've played. The logic behind the shor…
How Game Engines Put Physics Objects to Sleep
Game engines quietly freeze objects you're not looking at, a mechanism called sleep states. Learn what it is, …
Why Cold Weather Makes Your Phone Screen Unresponsive
Cold temperatures slow the ions in your battery and shift the capacitive layer's calibration. The physics expl…
Why Gaming Controllers Feel Different on Every Surface
Your controller rumbles harder on a wooden desk than in your lap. The physics of haptic feedback and surface r…
Why Your Phone Screen Dims Slower in the Cold
Cold air slows your phone's ambient light sensor, liquid crystals, and battery voltage, all at once. The physi…
How Game Engines Simulate Weight on Landing
A handful of overlapping physics systems make a landing feel real or hollow. Break down which ones, and why re…
Phone Screens Show Colors That Physically Can't Exist
Your phone displays colors no rainbow can produce. The physics of LCD and OLED screens reveals how they trick …