A mosquito’s mouth can ‘print’ lines thinner than a human hair

A mosquito’s mouth can ‘print’ lines thinner than a human hair

A mosquito bite is really more of a poke. These insects use a long, needle-like mouthpart known as a proboscis (Prə-BOSS-sis) to pierce the skin. But this tiny straw could be good for more than just sucking blood. Its unique shape also makes it a great nozzle for fine 3-D printing, new research shows. Engineer Changhong Cao led research into this at McGill University in Montreal, Canada. His team calls it “3-D necroprinting.” The term comes from…