10. A small capsule entered orbit on November 3, 1957. As it circled above, the sound of a heartbeat was transmitted back to Earth. Millions of people crowded around radios to hear the Soviets’ achievement, and for several hours a
10. A small capsule entered orbit on November 3, 1957. As it circled above, the sound of a heartbeat was transmitted back to Earth. Millions of people crowded around radios to hear the Soviets’ achievement, and for several hours a