The rotary engine makes a comeback for cars and drones as gasoline gains popularity as a complement to electric motors.

Rotating detonation rocket engines (RDREs) work differently from conventional designs. Typical rocket engines rely on a ...

Although 3D printing it a great tool for making all sorts of things, the nature of the plastics used in most desktop FDM ...

Horse Powertrain's X-Range C15 Direct Drive will replace your EV drive unit and add gasoline hybrid power.

The Fort Wayne Zoo has unveiled a new electric train engine for its zoo railroad, replacing the original diesel engine after ...

The all-electric B23 Energic will have 70 minutes of endurance (including reserves). Maximum takeoff weight will be between ...