logo

trees

  • Wohlleben_HERO-1

    The Harsh, Hidden Lessons of Tree School

    Tree education is full of tearing and screaming.

  • tree frost ring

    The Mystery of the Missing Frost

    On some clear winter mornings, we are treated to one of the highlights of the season: a thin layer of white frost delicately coating surfaces like individual grass blades. But even when a veneer of ice crystals encrusts much of the outdoor landscape, you may notice it missing from certain sites—the grass beneath a pine […]

  • ostrich feet

    The Problematic, Newfangled Hack That Is the Human Leg

    If you were to design a leg for a bipedal animal from scratch, what would it look like? Don’t bother looking down at your own body for inspiration—you won’t find a good model there.  If you want to make a really good bipedal leg, you should make one a lot like an ostrich’s, and nothing like […]