Results for "3D printing"
A robot that smiles back

A robot that smiles back

Researchers teach robots to make appropriate reactive human facial expressions, an ability that could build trust between humans and their robotic co-workers and care-givers.

This month in pictures

This month in pictures

From micrometer-sized nanoflowers to hydrogel hearts, this edition of “This month in pictures” features more intriguing images from our journals and the science behind them.