These Glasses Automatically Focus For You

A very clever team at the University of Utah has developed a set of liquid-based lenses that alter their curvature, depending on the distance of the wearer’s focal point. According to PSFK, “The lenses are made of glycerin and enclosed by flexible membranes, giving them a low profile and making them lightweight.” The upshot is that, via its accompanying smartphone app, wearers can update their prescriptions as their eyesight changes—but would never have to buy new glasses. Read more at PSFK.