When Bell Labs engineer Karl Jansky pointed a rotating antenna at the sky in 1932 looking for sources of transatlantic radio static, he kept picking up a faint hiss that peaked every 23 hours and 56 minutes, and he eventually realized he had become the first human to hear the center of the Milky Way.June 5, 2026
When Bell Labs engineer Karl Jansky pointed a rotating antenna at the sky in 1932 looking for sources of transatlantic radio static, he kept picking up a faint hiss that peaked every 23 hours and 56 minutes, and he eventually realized he had become the first human to hear the center of the Milky Way. Saving Tips June 5, 2026 In the summer of 1932, a radio engineer named Karl Jansky was standing in a field in New Jersey, next…
In 1942, Hollywood actress Hedy Lamarr and avant-garde composer George Antheil received US Patent 2,292,387 for a frequency-hopping radio system synchronised by a perforated paper roll borrowed from a player piano, a technique the Navy filed away as unworkable and which now underpins every Wi-Fi router, Bluetooth earbud, and GPS receiver on Earth. Saving Tips June 1, 2026 On August 11, 1942, the US Patent Office issued Patent No. 2,292,387 to Hedy Kiesler Markey, the legal name of…
The Voyager 1 spacecraft launched in 1977 is now over 15 billion miles from Earth, and a radio signal from NASA takes more than 22 hours to reach it, meaning every command is really an instruction for where the probe will be by tomorrow Saving Tips May 31, 2026 Voyager 1 is currently drifting through interstellar space at roughly 38,000 miles per hour, more than 15 billion miles from…
