Spider Silk: The Most Remarkable Substance We Know

Spider silk is one of the most remarkable substances produced by a living organism. It's stronger than steel, tougher than bulletproof Kevlar and can withstand temperatures ranging from 200 Celsius down to minus 40. Spider silks naturally antimicrobial and hypoallergenic characteristics have also seen it put to good use in medicine. A team of 70 people spent four years making an 11 by 4 foot fabric from silk extracted from more than a million gold orb spiders in Madagascar.