Smithsonian Institution

Paul Tibbets, the pilot and commander of the B-29 that dropped the atomic bomb on Hiroshima, Japan, died on November 1, a spokesperson said. He was 92. Tibbets died at his…

With a series of small beeps from a spiky globe 50 years ago, the world shrank and humanity’s view of Earth and the cosmos expanded. Sputnik, the first artificial satellite, was…