Researchers work in a mobile Fire-Eye laboratory in Beijing in June 2020. The labs can identify coronavirus infections, as well as decipher and analyze human DNA. (Fu ...
Investigators in Arizona are hoping that DNA found in and around Nancy Guthrie's house in Tucson could lead them to a suspect — and the missing woman. Guthrie, the 84-year-old mother of Today show ...
Ever wanted to know how engineers made their calculations before digital calculators were on every workbench? [Richard Carpenter] and [Robert Wolf] have just the thing—a sliderule simulator that can ...
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