A program aimed at identifying cost savings inadvertently led to a major performance improvement for the Lockheed Martin stealth fighter.

SAF from carbon dioxide; Climate research HAPS; Vertical flies VX4; Rheagal cargo eVTOL; and UAM flight trials.

Hopeful that practical obstacles will be overcome, European Commission official says UAM will be a reality in Europe in 3-5 years.

The U.S. military services are looking for a range of autonomous aircraft—from expensive high-end aircraft to less costly lower end systems. Aviation Week editors discuss what industry is offering, particularly for mid-range attritable systems, and some of the complications involved with cultivating the new technology.

The first tethered hover of the VTOL comes more than two years after the initial prototype was rolled out.

The news comes days after SkyDrive unveiled renderings of its two-seater SD-05 eVTOL aircraft.

Eviation Alice’s first flight denotes a milestone for a new generation of purpose-designed electric aircraft.

Analysis is needed determine whether slamming a spacecraft into an asteroid belongs in the Earth’s future planetary defense arsenal.