![Newly engineered water superglue](https://hight3ch.com/wp-content/uploads/2015/11/newly-engineered-water-superglue.jpg)
MIT engineers have developed a method to make synthetic, sticky hydrogel that is more than 90 percent water. The hydrogel, which is a transparent, rubber-like material, can adhere to surfaces with a toughness comparable to the bond between tendon and cartilage on bone.