What Did Galileo Invent?

Galileo is considered one of the greatest astronomers of all time. His discovery of Jupiter's major moons (Io, Europa, Ganymede…

5 years ago

Why the North Pole Is Really a South Pole (and Vice Versa)

If you go out hiking this weekend and somehow find yourself hopelessly lost in the wilderness, but suddenly remember you…

7 years ago

How Does a Compass Work

[/caption] Compasses are some of the oldest navigational tools in history. Since Mankind started to understand more about Navigation they…

10 years ago