Homing pigeons rely on a variety of signals to navigate, including magnetism. But it hasn't been clear how they detect magnetic cues. Researchers propose the answer may be found in the birds' livers.

How animals use Earth’s magnetic field to navigate is one of biology’s biggest unsolved mysteries. This study proposes a ...

A study suggests pigeons navigate using iron-rich immune cells in their livers that can respond to Earth’s magnetic field.

Before the internet and telephone, societies relied on homing pigeons to relay important news across long distances. Here are three classic examples. Homing pigeons–which are pigeons trained by humans ...