We have all seen footage of astronauts floating freely in space, performing twists and turns that seem to defy gravity. As a result of these
Three basic principles underlie casino games: definite probabilities, expected value, and volatility index. Understanding these concepts elucidates how these games work and how wold champions beat their competition.
On August 4, 2007, NASA launched the spacecraft Phoenix on an expedition to “follow the water.” Though Phoenix was declared dead in November 2009, it is set to be followed by two other craft in the Mars Scout Program.