Relieve stress with Trumpiñata, a Donald Trump piñata app

Stressed by Donald Trump's offensive views about Mexicans? Transform him into a piñata and whack away.

6-axis 3D printer can print on irregular surfaces

Yong Chen and his team at USC Engineering have built a six-axis-of-freedom 3D printer that can rotate its build platform and heads to enable it to print on irregular, curved and slanted surfaces; shown here, a 3D print on a curved bottle. Read the rest