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Dell’s Bold Idea: A Laptop You Can Actually Repair

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In December 2021, just before CES, the world’s leading tech event, Dell introduced Concept Luna , a reimagining of the laptop PC that focuses on repairability. Consumer electronics can cause deadly pollution by degrading into hazardous materials (including lead, mercury, and arsenic) when left in landfills.

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Former CEO of American Electric Power Dies at 94

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White served on the board of visitors at Virginia Tech and was vice rector and rector there. He also served as a director of the Virginia Tech Foundation. But Electro didn't act on his idea, so he left in 1957 to start his own venture, Holt Instrument Laboratories , in his hometown: Oconto, Wis.

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The Rise and Fall of 3M’s Floppy Disk

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military during the war, and the company revisited the idea immediately after. One strange element of the Tartan track story is the fact that the original formulation used mercury, making it much more dangerous than it needed to be. The invention was used by the U.S. But, it needed someone to manufacture magnetic tape for it to use.

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Generating Power on Earth From the Coldness of Deep Space

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Thermodynamics on Earth and in space Before we tell you about those ideas and prototypes, you need to understand the role radiation plays in maintaining Earth’s energy balance. The idea of using such a wavelength-selective emitter for radiative cooling dates back to the pioneering work of Claes-Göran Granqvist and collaborators in the 1980s.

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