General Electric (GE) wants to replace your laptop's regular fan with a miniature set of bellows it calls Dual Piezoelectric Cooling Jets (DCJ). Initially developed for use in jet engines, the system ...

Modern jet engines operate in gas temperatures exceeding the melting point of their own components, surviving only through extreme materials science, hollow single-crystal blades, internal air cooling ...

While the World War II era was the first time we saw fighter jet engines take to the sky, there were some earlier operational prototypes. Anselm Franz, an Austrian engineer, designed and fitted one of ...