Guides to identifying trees usually rely on leaves to distinguish between species. But if you live where it gets cold in winter, the trees around you may look a little…

Frost Quake (noun, “Frahst Kwayk”) In winter, a sudden drop in temperature can trigger a frost quake. During one of these events, the ground splits with a loud boom and…

A cyclist is pedaling down the street. Signs, trees and fire hydrants whip by. As the rider bikes along, their brain takes in information from what they’ve perceived but can…

Airplane plumage might be the next big thing in aviation. Bird wings are shaped in part by overlapping rows of feathery tufts. These spread out from near the flyers’ shoulders.…