Vacuum Tube
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Researchers at NASA and the National Nanofab Center in South Korea are working on a vacuum channel transistor that can combines the best traits from transistors and vacuum tubes. -
Even at 238,000 miles away, NASA’s Lunar Reconnaissance Orbiter (LRO) keeps in touch with the Earth 24 hours a day, transmitting 461GB of data per day at speeds of to 100Mb/s.