Air engines are a common occurrence here on Hackaday. They’re relatively novel and reasonably easy to 3D print without requiring any fluids or supporting machinery. For example, [Tom Stanton] took a ...

Young derby drivers are putting their petals to the metal in a series of races. In Lenoir, North Carolina, young derby drivers are putting their petals to the metal in a series of races in which their ...

In the case of the TR-3B Black Manta, it means a craft that uses highly pressured mercury accelerated by nuclear energy, so ...

Engines Podcast The Engines of Our Ingenuity 2638: Artificial Gravity Episode: 2638 Artificial Gravity for Human Spaceflight; What is Gained, What is Lost. Today, astronaut Michael Barratt discusses ...

Head deep inside Neu Hiraleon with Raven to take out the Gravity Engine, and learn Jupiter Style along the way. For more on Gravity Rush 2, check out our full wiki on ...