Helicopters today are considered a loud, bumpy and inefficient mode for day-to-day domestic travel--best reserved for medical emergencies, traffic reporting and hovering over celebrity weddings. But NASA research into rotor blades made with shape-changing materials could change that view. Twenty years from...
For immediate service; more information; and multi-user access (site license), non-profit organization, educational institute pricing, contact Sarah Garwood sgarwood@accessintel.com at (301) 354-1705.
This story is only available to paid subscribers. Please login below with your username and password if you are a subscriber.
Subscribe Trial