Every time Dave publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from Business ...

It's easy to work out your longitude using a radio, watch and sundial, but as castaways on Capraia we had none of these. Even though we built a radio, we still needed some sort of timepiece, so we ...

Have you ever heard of John Harrison? Harrison saw a problem and had a driving vision on how to correct it. In the late 1600s, more than 200 years after Columbus reached the New World, there were many ...

Once you've found the North Star it's simple to determine your latitude. 1. First, locate the Big Dipper, Ursa Major (called The Plough in the U.K.). 2. Find the two stars that make up the far end of ...