Carrier pigeons have an innate ability known as magnetoreception, which enables them to detect and orient themselves based on magnetic fields. Humans lack this ability, but many bird species have the skill to varying degrees. Rock...

Carrier pigeons have an innate ability known as magnetoreception, which enables them to detect and orient themselves based on magnetic fields. Humans lack this ability, but many bird species have the skill to varying degrees. Rock...

What are all the components on that aesthetically pleasing blue Arduino circuit board? What does GND stand for, and what is with the "~" mark next to those plastic lifted holes mean?

This tutorial covers the hardware on the...