What happens when a part of our body “falls asleep”?
The sensation, called neurapraxia, usually occurs when a nerve is compressed between a bone and another hard object.
Blood continues to circulate through the affected area.
As of May 1988, the Department of Defense employed the most, with 1,066,805 civilian employees. The Copyright Royalty Tribunal employed the fewest, with seven.
Chinese astronomers made the first recorded observation of Halley’s comet in 240 B.C. In 1705, English astronomer Edmund Halley was the first to theorize that comets travel in regular orbits around the sun. Proposing that “the great comet” observed in 1682 made periodic visits about every 76 years, he predicted that it would return in…
The three most popular natural attractions in the United States are: 1. The Grand Canyon (Arizona) 2. Yellowstone National Park (Wyoming) 3. Niagara Falls (New York)
Your mother was right. You lose about half to three-fourths of heat from your head.
The first leap year was 46 B.C. It was then that the Julian calendar of 365.25 days was adopted. The calendar required that an extra day be added every fourth year.
Shooting stars are not stars but meteorites, particles from space entering and burning up in the earth’s atmosphere.