http://humorfeed.com/story.php?title=national-conservation-of-gravity-day In 2009 President Barack Obama warned that "a critical shortfall of gravity brought on by the "failed gravitational policies of the past" was the greatest existential threat facing this country. "The United States, which is home to 5 percent of the world's population, consumes nearly 60 percent of its gravity," the president explained. Mon, 09 Dec 2019 15:09:34 UTC en