cartilage

Scientists at Northwestern University say they've invented a goo — yes, a goo — that might open the door to regenerating human knee cartilage.

The Sheep's Knees

A new durable hydrogel is both strong and flexible enough to replace missing knee cartilage, potentially doing away with invasive knee replacements.

Ther are no bones about it: European researchers say they've invented a rubbery nanomaterial that seamlessly integrates with the human body.