Are you tired of cramped city-living? Then anti-gravity might be for you! Do you want to soar effortlessly over traffic jams, ...

Antigravity -- Beyond rocket propulsion -- Onward and upward -- An etheric explanation -- The U.S. antigravity squadron -- Gravity beam propulsion -- Project skyvault -- Microwave phase conjugation -- ...

When economist Roger Babson was a boy, his oldest sister drowned. His grandson would later die in a similar manner. As an adult, Babson would use the considerable wealth he made predicting the 1929 ...