Lever a place to stand, and I shall move the Earth with it' is a remark of Archimedes who formally stated the correct mathematical principle of levers (quoted by Pappus of Alexandria). It is assumed that in ancient Egypt, constructors used the lever to move and uplift obelisks weighing more than 100 tons. A lever is a beam connected to ground by a hinge, or pivot, called a fulcrum. The ideal lever does not dissipate or store energy, which means there is no friction in the hinge or bending in the beam. In this case, the power into the lever equals
World and Time Enough World and Time Enough World and Time Enough is a 1994 independent gay-themed romantic comedy-drama. Written and directed by Eric Mueller and filmed on location in Edina and Minneapolis, Minnesota, it stars Gregory Giles, Matt Guidry and Kraig Swartz. Narrated by their friend David (Swartz), "World and Time Enough" is the story of Mark (Guidry) and Joey (Giles). Mark is an HIV-positive art student who creates temporary "sculptures" on topics including AIDS, abortion and the Bush economy. Joey works as a garbage collector, picking up trash along the roadways. He sometimes brings home interesting items that he finds on the