Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around ...

Researchers find that shifts in Earth’s orbit can trigger abrupt climate changes, even in warm periods without ice sheets.

Toy gyroscopes can do all kinds of interesting tricks. The most mysterious one, precession, seems to defy gravity. By definition, precession refers to a change in the orientation of the rotational ...

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 ...

Researchers studying the aftermath of a gargantuan black hole collision may have confirmed a gravitational phenomenon predicted by Albert Einstein a century ago. According to new research published ...

Zodiac signs link the stars to your life, but not in the way you might think. You wouldn't know it just by reading your horoscope, but the zodiac constellations are impacted by the cosmically slow ...