The wings of a butterfly are made of chitin, an organic polymer that is the main component of the shells of arthropods like crustaceans and other insects. As a butterfly emerges from its cocoon in the ...

Electric propulsion has been on the horizon for aviation for some time. A new propulsion system, which has commenced testing, may be a crucial step toward realizing what's proven a surprisingly ...

A Californian eVTOL (electric vertical takeoff and landing) with a gentle name and military-inspired technology is gearing up for zero-emission flights in a resort destination at the center of a brand ...

Overair has completed its first full-scale Butterfly eVTOL prototype, which is set to begin flight testing early next year, targeting FAA certification and service entry by 2028. The Butterfly ...

A new collaboration between Overair, electric vertical take-off and landing (eVTOL) vehicle developer, and global provider of sustainable vertical flight solutions, Bristow Group, aims to develop ...

Researchers have uncovered the promising capability of chitin as a sustainable smart biomaterial. Through water exchange with the environment, humidity-responsive chitinous films can generate ...