The bats use the way the sun's light is scattered in the atmosphere at sunset to calibrate their internal magnetic compass, which helps them to fly in the right direction, a new study has shown.

Javier Buceta, associate professor of bioengineering, Paolo Bocchini, associate professor of civil and environmental engineering, and postdoctoral student Graziano Fiorillo of Lehigh University have ...

How do we smell? The answer lies in the 1,000 or so genes that encode what's known as olfactory receptors inside our noses. This gene superfamily constitutes 3 to 6 percent of a mammal's genes. But ...