The first transistor was made in 1947.
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- UWB technology can spread a signal across gigahertz of spectrum while using only picowatts of power per hertz, causing the signal to appear as background radiation, or the noise floor, to conventional narrowband receivers.
- The article 'New Theory Cracks Open the Black Box of Deep Neural Networks' was originally published by Quanta Magazine.
- A 1969 photograph shows Margaret Hamilton standing next to a stack of program listings from the Apollo Guidance Computer.
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