To summarize, science becomes knowledge by publication of research results. It then may become more general knowledge as writers of textbooks pick and choose what to put in their texts, and as professors and teachers then decide what to stress from those textbooks.
The Hughes H-4 Hercules (also known as the  Spruce Goose ; registration NX37602) is a prototype heavy strategic airlift military transport aircraft designed and built by the Hughes Aircraft Company.oward Hughes was called to testify before the Senate War Investigating Committee in 1947 over the use of government funds for the aircraft. During a Senate hearing on August 6, 1947 (the first of a series of appearances), Hughes said: The Hercules was a monumental undertaking.
Published on Tuesday, 02 April 2013 15:12. NASA X-43A is an unmanned experimental hypersonic aircraft designed by NASA. It is the fastest aircraft ever built, currently holding the fastest flight speed record.rom that moment, the X-43A is powered by its own jet engine. The aircraft uses a scramjet engine, a variant of a ramjet air-breathing jet engine in which combustion takes place in supersonic airflow.