Are you a chortler? What about guffaws, giggles or hyena laughs? If you have the best laugh, whatever the joyful sound, it could end up getting turned into a 3D-printed sculpture sent into space.
A team has created a new 4D printing process that makes soft, bendable polymers that respond to heat, which could be used in origami robots or drug-delivery devices.
An Egyptian mummy's head and face have been reconstructed with forensic science and 3D printing, offering scientists a tantalizing glimpse of the individual's life and death.
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