The wobble of Earth’s axis is called precession. While most of us are familiar with our planet’s primary motions — rotation and revolution — few are aware of precession. This characteristic is vividly ...

Scientists have just plotted changes in Earth's axis through laboratory measurements. To do this, they constructed the world's most stable ring laser. Previously, scientists were only able to track ...

Each year, as the globe continues to warm, hundreds of billions of tons of ice melt into the Earth's oceans. Since 1980, the location of both poles has moved roughly 13 feet. The movement of the Earth ...

The Earth has lost enough groundwater to thirsty humans to measurably tilt the planet’s axis of rotation. The net water lost from underground reservoirs between 1993 and 2010 is estimated to be more ...

One giant dam has already nudged the way our planet turns. When the enormous Three Gorges Dam reservoir in China filled with tens of billions of tons of water, NASA calculations showed that the extra ...