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  1. Neuroscience

    A brain implant helped a man with paralysis walk more naturally

    A successful test of a system that restores communication between the brain and spine could ultimately help many people with paralysis.

    By Simon Makin
  2. Life

    Spiny mice have armadillo-like armor in their tails

    CT scans revealed the bony plates in the rodents’ tails. The hidden armor may protect against attacking predators or other spiny mice.

    By Jake Buehler
  3. Planetary Science

    Jupiter’s lightning bolts contort the same way as Earth’s

    Jovian lightning extends in jagged steps as it does on Earth, data from NASA’s Juno spacecraft suggest. The finding might aid the search for life.

    By Nikk Ogasa
  4. Tech

    Deblina Sarkar is building microscopic machines to enter our brains

    The ultratiny devices can communicate wirelessly from inside living cells and may one day help cure brain diseases.