Reading up on Bartosz Ciechanowski

The interactive article explains the Moon's orbit, phases, and Earth-Moon dynamics using visual simulations of gravity, tides, and libration for learners.

GPS converts time into distance using satellite signals and trilateration, requiring relativity corrections and a fourth satellite to fix clock errors for precise positioning.

An interactive explainer that builds a mental model of how cameras work from photon detection to lens optics, using dynamic simulations and visualizations.