Unique new MAV operates with high aerodynamic efficiency

A French researcher, funded by the European Office of Aerospace Research and Development, in London, England and the French DoD has designed a rugged micro air vehicle (MAV) that is attractive to the U.S. Air Force because ...

Hummingbirds make flying backward look easy

Animals that move backwards usually require a lot of energy, so Nir Sapir from the University of California Berkeley, USA, was surprised when he realized that hummingbirds execute this maneuver routinely. Wondering how hummingbirds ...