After vocal cord surgery, many patients develop stiff vocal folds that impact their ability to speak. Hydrogels can help prevent this by promoting healing, but delivering hydrogels to the vocal cords ...

A programmable metamaterial finger can lock into four positions without electronics. A simpler, more functional future for ...

From cells that migrate to tissues that heal, nature abounds with systems capable of sensing and adapting to their ...

Researchers have developed a chemical structure for an artificial muscle that can lift up to 4,000 times its weight, and they ...