Earth's magnetic field appears to be able to change direction around 10 times faster than was previously thought, scientists have discovered. By recreating the last 100,000 years of the field's ...

Humans have a hidden ‘magnetic sense’ similar to that of many animals that may have helped their nomadic ancestors navigate without getting lost. The natural ‘compass’ built into the brain is still ...

Bats use echolocation or biosonar to navigate and find prey at night. They emit short ultrasonic calls and listen for reflected echoes. The beam width of the calls is central to the function of the ...