https://actuallyrandom.com/tags/physics/ Recent content in Physics on Actually Random Hugo en-us Fri, 10 Jul 2026 21:38:00 +1200 https://actuallyrandom.com/posts/is-the-sun-getting-hotter/ Fri, 10 Jul 2026 21:38:00 +1200 https://actuallyrandom.com/posts/is-the-sun-getting-hotter/ The Sun is 48 percent brighter than when it started, but its surface is only 159 degrees warmer. It is getting brighter mostly by getting bigger, and that distinction runs through one of the best unsolved problems in Earth science. https://actuallyrandom.com/posts/why-cant-humans-photosynthesize/ Fri, 10 Jul 2026 20:35:00 +1200 https://actuallyrandom.com/posts/why-cant-humans-photosynthesize/ Everyone says we lack chloroplasts. That is the least important reason. A human is a 97 watt appliance wrapped in the wrong shape, and no amount of chlorophyll fixes geometry. https://actuallyrandom.com/posts/does-earths-rotation-affect-flight-time/ Fri, 10 Jul 2026 20:20:00 +1200 https://actuallyrandom.com/posts/does-earths-rotation-affect-flight-time/ Flying east is faster, but not because the planet turns underneath you. The rotation does move bullets, change what an aircraft weighs, and it once cost a freight train 42 femtoseconds.