Making energetic materials—such as explosives, propellants, and fireworks—is a bit like baking a very sensitive cake. The ...

For a long time, 3D printing has been predominantly male. That's changing, though, and it's for the better. James has been writing about technology for years but has loved it since the early 90s.

Automotive manufacturers have embraced 3D printing, but even if you can print something on your own, that doesn't mean it's ...