Velcro was invented in the early 1940s after a clever Swiss scientist returned from a walk with his dog. George de Mestral was busily removing cockleburs from his own pants and his dog’s fur when he ...

The problem with double-sided adhesive Velcro is that it needs the two sides to align for a lasting hold. That doesn't happen when you have a curved surface and a flat one. To fix this, turn to Sugru.