An expert has revealed how to tell what north is without using a compass - perfect for seeing the Northern Lights tonight. Sky gazers across the UK have been searching desperately for a glimpse of the ...
Here's how to make a magnetic compass that points north using the amazing invisible force of magnetism. And there are only a few things that we need:A long large needle, a piece of cork carefully ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback