Designed in 1962 and first flown in 1963, NASA's M2-F1 "lifting body" aircraft stands out not only due to its unconventional design but also for its significant contributions to a ...
The scientific name for fleas is Siphonaptera, which comes from the Greek words 'siphon', meaning pipe, and 'aptera', meaning wingless, relating to the sucking mouthparts and wingless condition of ...