Knitted fabrics like a scarf or socks are highly elastic, capable of stretching as much as twice their length, but individual strands of yarn hardly stretch at all. It’s the way those strands form an ...

A good sweater is like a cozy hug made out of yarn. For that, you can thank friction. A new study reveals how knit fabrics can take on versatile shapes that allow them to conform to the contours of a ...