Our model reconstructs the Kassel Hand’s original metal mechanisms in plastic. Heidi Hausse, CC BY-SA After all, the model is made from relatively weak polylactic acid.

While roboticists have introduced increasingly advanced systems over the past decades, most existing robots are not yet able ...

Nestled within the case’s foam inserts was a functioning 3D-printed model of a 500-year-old prosthetic hand. Fifteen minutes later, it broke.