Darwin’s bark spider spins the toughest biological material yet measured, a silk more than ten times tougher than Kevlar, and strings its web across rivers on bridge lines up to 25 meters long

A giant orb weaver discovered in Madagascar builds the largest known orb webs and spins dragline silk so tough it absorbs more than ten times the energy of Kevlar before it snaps. The post Darwin’s bark spider spins the toughest biological material yet measured, a silk more than ten times tougher than Kevlar, and strings its web across rivers on bridge lines up to 25 meters long appeared first on Space Daily .