You draw up a nice 6.5-meter long motorboat and then discover the shape won’t allow for a fiberglass mold. What do you do? If you’re [Moi], you grab a few Kuka robots and 3D print it using ...

Now the folks at FormLabs have turned the whole ‘casting metal and 3D printer’ thing on its head: they’re printing sacrificial molds to cast pewter. There are two techniques demonstrated in ...