It's a shame how many people don't know how to use a compass, especially when the National Park Service lists it as a top 10 safety item. Here's how to get started. The post How to use a compass ...

No matter if it's fishing, hiking or hunting, many opt to use use a cell phone to navigate, but that approach can be a double-edged sword.

Growing evidence indicates that some migratory animals, including sea turtles, lobsters, salmon and birds, can use the geomagnetic field as a kind of map to navigate to distant destinations 1, 2.