Articles

  • 1 week ago | newyorker.com | Rivka Galchen

    Woods’s and Waxman’s work suggested a potential target for a novel painkiller. Opioids target the parts of the brain that receive pain signals. A drug acting on sodium channels might mitigate the sending of pain signals. “We know that, in radios and computers, electricity is carried by electrons through wires,” Chris Miller, a professor emeritus of biochemistry at Brandeis University, explained to me.

  • 1 week ago | flipboard.com | Rivka Galchen

    The Ethereum price is undoubtedly in a better place in recent weeks than it was in the year’s first quarter. However, the “king of altcoins” appears …

  • Feb 5, 2025 | newyorker.com | Rivka Galchen

    Imagine grasshoppers distributed evenly across a dry field. As the temperature rises, the grasshoppers start to sweat. The field catches fire in a few spots and starts to spread. But the perspiration of the hoppers (profuse!) inhibits the fire’s growth. What kind of burn pattern will appear in the field? If the grasshoppers sweat more, or less, or if the fire spreads faster, or slower—how will that alter the burn pattern? This visualization was proposed by James D.

  • Dec 10, 2024 | newyorker.com | Rivka Galchen

    In today’s newsletter, Inkoo Kang on the year in TV. But, first, a new kind of prosthetic limb depends on carbon fibre and computer chips—and the reëngineering of muscles, tendons, and bone. Plus:Hugh Herr, left, an M.I.T. engineer whose lower legs were amputated after a climbing accident, imagines a future in which “we will be able to sculpt our own brains and bodies.” Photographs by Mark Seliger for The New YorkerAs a kid, I found a magician pulling a rabbit out of a hat charming and adorable.

  • Dec 9, 2024 | businessandamerica.com | Rivka Galchen

    One problem with traditional amputations is that they leave agonists and antagonists without that bone connection. What was in essence the muscles’ means of communication or coördination is gone. But Carty and Herr, in close collaboration with Shriya Srinivasan and Tyler Clites, who were then graduate students in Herr’s lab, started to envision ways of functionally reconnecting those agonist and antagonist muscles.

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