Hedy Lamarr, the 1940s Hollywood Actress, Co-Invented the Frequency-Hopping Technology Behind Wi-Fi and GPS
In 1942, the actress hailed at the time as "the most beautiful woman in the world" filed U.S. Patent 2,292,387 for a "Se…
Your Body Contains Enough DNA to Stretch from Earth to Pluto 17 Times
Inside every one of your roughly 37 trillion cells lies about 2 meters of tightly coiled DNA. Stretched end to end, the total length is unfathomable: enough to span the solar system 17 times.
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