Earth's wobbly orbit has shifted our view of the stars since the zodiac signs were first created. But that doesn't mean your sign is wrong.

Earth wobbles on its axis like a spinning top, a motion called precession. This wobble takes about 26,000 years to complete one full circle. Different stars have served as the North Star throughout ...

Precession-driven fluid dynamics concerns the intricate motions arising when a rotating body experiences a slow, conical motion of its spin axis, a phenomenon that is pivotal in both geophysical and ...

People are glad to announce what their zodiac sign is, such "I'm a Leo" or "I'm a Pisces." But what if the stars above you don't match the zodiac sign you thought you had all along? Sayan ...