Changes in Earth's tilt relative to the sun have governed the movements of giant ice sheets over the past 800,000 years, triggering the start and end of eight ice ages, new research suggests.

Precession refers to the "wobble" of this rotational axis. Let's go back to that imaginary line extending through Earth's rotational axis and picture ourselves looking down on one of Earth's poles.

Changes in Earth's orbit have helped pace climatic change for millennia. Scientists are now trying to understand whether - and how - these changes remodeled the landscapes our ancient ancestors ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Regular changes in Earth's orbit and axial tilt may have triggered the start and end of ice ...

A pattern of encroaching and retreating ice sheets during and between ice ages has been shown to match certain orbital parameters of Earth around the sun, leading to researchers being able to ...