The Tennessee-based company's electric propulsion system engine is quieter than a library.

Sustainable aviation fuel production has doubled in recent months, reaching about 30,000 barrels per day as several new projects from leading companies move into production.

The next-generation electric, hybrid and hydrogen aircraft promise to usher in a new era of on-demand air transport and aviation sustainability.

Sunshine State legislators have recently passed key legislation to bolster Florida's position as a hub for next-generation Advanced Air Mobility aircraft powered by electric, hybrid and hydrogen propulsion systems.

Private lift provider Wheels Up has launched a sustainable aviation fuel (SAF) program for its charter customers.

Innovation in action! Dr. Martine Rothblatt's United Therapeutics has proven it's possible: a hydrogen fuel cell-powered helicopter just took flight for the first time ever.