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Dean J Hartmann

Mathematicians Discover the Perfect Way to Multiply

Mathematicians Discover the Perfect Way to Multiply

Four thousand years ago, the Babylonians invented multiplication. Last month, mathematicians perfected it.On March 18, two researchers described the fastest method ever discovered for multiplying two very large numbers. The paper marks the culmination of a long-running search to find the most efficient procedure for performing one of the most basic operations in math.Quanta MagazineAboutOriginal…

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Tesla Shifts Gears, Again, and Some Fans Are Losing Patience

Tesla Shifts Gears, Again, and Some Fans Are Losing Patience

Jasper Juinen/Bloomberg/Getty ImagesBrian O’Roak considers himself a Tesla fan. Three years ago, the Oregon-based genetics researcher stood in line with a six-week-old baby in his arms to place a deposit for the Model 3. So when CEO Elon Musk announced in late February that the carmaker would finally start delivering its more affordable Standard and…

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William Barr Sends Troubling Signals Ahead of Mueller Report Release

William Barr Sends Troubling Signals Ahead of Mueller Report Release

Chip Somodevilla/Getty ImagesThe Mueller report has been sitting in the Justice Department for nearly two weeks. Attorney general William Barr told Congress Wednesday he’s hoping the public will finally get a look at the 300-plus page document sometime within the next week, ending a bizarre period of dissembling and fumbling by Barr that has left…

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