The Era of Quantum Computing Is Here. Outlook: Cloudy

February 11, 2018

After decades of heavy slog with no promise of success, quantum computing is suddenly buzzing with almost feverish excitement and activity. Nearly two years ago, IBM made a quantum computer available to the world: the 5-quantum-bit (qubit) resource they now call (a little awkwardly) the IBM Q experience. That seemed more like a toy for researchers than a way of getting any serious number crunching done. But 70,000 users worldwide…

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Why No Gadget Can Prove How Stoned You Are

January 30, 2018

If you’ve spent time with marijuana—any time at all, really—you know that the high can be rather unpredictable. It depends on the strain, its level of THC and hundreds of other compounds, and the interaction between all these elements. Oh, and how much you ate that day. And how you took the cannabis. And the position of the North Star at the moment of ingestion. OK, maybe not that last…

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This Electric Truck Will Probably Beat Teslas to Market

December 16, 2017

On the evening of Nov. 16, Elon Musk unveiled the latest prop in his Tony Stark cosplay. Photographer: Angie Smith for Bloomberg Businessweek As Semler drives the ET1 around Hollywood, gawkers whip out their phones to take photos. The heavy-duty semi, which has a 22-inch touchscreen on its dashboard and a winged black logo splashed across its grille, uses a beach-ball-size electric motor and a couple of large battery packs…

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