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It also shows that this compass information is accurate enough to allow an insect to estimate the distance and direction back to its home, even after moving a long distance away in a random path over ...

iOS ships with a basic compass that you can use to find your basic heading when driving or hiking. It's not as robust as some third-party orienteering apps, but it will work in a pinch when these ...

If you have a compass, you can know the direction exactly, but not many people carry a compass with them all the time. Also, smartphone apps with a compass function may not be usable in an emergency ...