fluid dynamics

  • Winning Close-Up Photos Show Life in Sync With Water

    Winning Close-Up Photos Show Life in Sync With Water

    They may not sound as majestic as herds of elephants or flocks of migrating birds, but as these photos attest, there’s incredible beauty to be found in moss springtails and slime molds. Life is just as dramatic at a smaller scale, and, like in the macro world, water is key to survival. For the Close-up…


  • This Ultra-Light Glider Flies on Wings Made of Liquid Water

    This Ultra-Light Glider Flies on Wings Made of Liquid Water

    As a general rule, if you want to make a vehicle more fuel-efficient, you do everything you can to make it lighter. For planes, that usually involves using space-age composites to build the fuselage and wings, but one YouTuber has found a very unorthodox material for a simple glider’s wings: soap and water.


  • The Mystery About The ‘Coffee Ring Effect’ Continues

    The Mystery About The ‘Coffee Ring Effect’ Continues

    The “coffee ring effect” is that pattern you get when a single liquid evaporates and leaves behind a ring of previously dissolved solids. In the case of coffee, that would be the coffee grounds. A new paper in Physical Review E. demonstrates that we still have a lot to learn about this seemingly simple everyday…