While possessing the ultimate knowledge might be impossible due to many physical limits (unless you have a genie lamp stashed ...

Space shuttle launches work on the same principle, just on a much larger scale and with many more variables. Engineers calculate how much time they have—down to the minute or even second—to ...

Based on three pieces of data—this assumed position, the altitude of the star, and its azimuth (its angular distance from true north), I calculate where I am by proving that I’m not where I ...