A phone knows which way is up because a silicon chip smaller than a grain of rice contains tiny cantilever beams that physically bend under gravity, and the circuit measures how far they flex in three axes thousands of times a secondSeptember 7, 2026
When a massive solar storm hit Earth in 1972, it triggered a series of magnetic fluctuations so severe that it accidentally detonated dozens of U.S. Navy sea mines off the coast of North Vietnam, a military mystery that was only classified and explained decades later Saving Tips May 27, 2026 On August 4, 1972, U.S. military pilots flying south of Haiphong harbour in North Vietnam saw something they could not…
