Author: Patrick McGinty

How did we get from 20-foot-long maps to GPS devices small enough to fit in the palm of our hands? How does GPS work and what can it tell us? How do ancient mapmaking techniques used by the Romans an …

For most people, the idea of biking across America would seem like an impossible undertaking.  If you were told you would be spending 20, 000 minutes on your bike seat to cover a distance of 3, …