U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing this year as it moves toward flying the unique powerplant in 2027 in a ...

We take a look at the ten fastest planes ever flown. Though some uncrewed aircraft (like the X-43) have flown faster, they ...

With their capability to fly higher, farther, and more efficiently, jet engines have transformed air travel since their introduction. From its origins in the 1930s, the jet engine was a substantial ...