The climate crisis is not a distant threat; it's happening right now and affecting what matters most to us. Hurricanes ...

Hydrogen propulsion developer ZeroAvia has teamed with autonomous flight specialist Reliable Robotics for a U.S. Air ...

ZeroAvia, backed by a US Air Force SBIR grant, is developing an 8,000 lb hydrogen-electric autonomous aircraft with a ...

Airbus is pressing for improved efficiency for its 100-seat hydrogen-powered airliner, while also preparing for a “radically ...