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  1. Tech

    Glow with the flow

    Potentially usable electricity flows when water is forced through millions of ceramic tubes thinner than a human hair.

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  2. Tech

    Glow with the flow

    Potentially usable electricity flows when water is forced through millions of ceramic tubes thinner than a human hair.

    By
  3. Physics

    Dune leapfrogging is deciphered

    Some wind-propelled sand dunes can pass right through each other if their relative sizes are right, new computer simulations indicate—although the sand grains of one dune don't actually penetrate through the other dune.

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  4. Physics

    Dune leapfrogging is deciphered

    Some wind-propelled sand dunes can pass right through each other if their relative sizes are right, new computer simulations indicate—although the sand grains of one dune don't actually penetrate through the other dune.