3D Printing

Barr: Chicken Little Challenges to 3-D Guns

Probably no 27 words in our founding documents have caused so much controversy as have those comprising the Second Amendment’s guarantee of the right to keep and bear arms; except, perhaps, the ten words in the First Amendment that protect freedom of speech.

Trump 'looking into' rules on printed guns

Scientists Create First 3D-Printed Human Corneas

Newcastle University scientists have created the first 3D-printed human corneas using a combination of human cells, alginate, and collagen, potentially creating an “unlimited supply” of corneas to treat blindness for millions of people.

Stem cell eye treatment safe, restores some vision: study