Why Time Slows Down When We’re Afraid, Speeds Up as We Age, and Gets Warped on Vacation
Cartographies of Time: A Visual History of the Timeline | Brain Pickings Discus chronologicus by German engraver Christoph Weigel, published in the early 1720s, is a paper chart with a pivoting central arm. Rings represent kingdoms, radial wedges represent centuries, and the names of kingdoms are printed on the moveable arm.
Aerogel, also know as frozen smoke, is the world’s lowest density solid, clocking in at 96% air. If you hold a small piece in your hand, it’s practically impossible to either see or feel, but if you poke it, it’s like styrofoam. It supports up to 4,000 times its own weight and can withstand a direct blast from two pounds of dynamite. It’s also the best insulator in existence.
USA Poster by Rachel Ann Austin // "Archival print on premium matte paper. A sweet and simple USA map with everything from rain clouds to moose to tornadoes. Perfect for the little ones or map lovers in your life. The print is unframed and comes in a clear print bag and backed with stiff foaamcore. Image size fits perfectly in a 11 x 14 standard frame"