What’s the difference between ionic and covalent bonds

They’re actually more similar than you’d think.

New biocompatible, self-healing gel is perfect replacement for cartilages

A team of experts in mechanics, materials, medicine and tissue engineering have managed to create a self replicating gel which can stretch about 21 times its length. The water-based tough gel is also self-healing and biocompatible, which means it could be perfect for people with cartilage injuries. When 1+1 isn’t 2 The new hydrogel (names this way because water is