The three men had found one of the largest amounts of gold ever discovered lying on the surface of the Earth.

VOA: special.2009.02.04

Scientists have long believed that Earth's satellite lacks the ability to hold water near its surface because it has no atmosphere.

VOA: special.2009.09.30

One argument against the comet theory is that a comet would have left a large hole in the Earth's surface.

VOA: special.2009.01.20

Plate tectonics is the area of science that explains why the surface of the Earth changes and how those changes cause earthquakes.

VOA: special.2010.01.12

He points out that even the driest deserts on Earth have more water than the surface of the moon near its poles.

VOA: special.2009.09.30

The researchers say the report offers evidence that one or more comets were responsible for a sudden cooling period on Earth's surface.

VOA: special.2009.01.20

Scientists now know,however, that the surface of the Earth is not as permanent as had been thought.

VOA: special.2010.01.12

When this happens, one plate moves past the other, suddenly causing the Earth's surface to split.

VOA: special.2010.01.12

At the same time, hot liquid rock from deep in the Earth pushed to the surface.

VOA: special.2009.01.07

Most maps of the world show lines that are not on the Earth's surface.

VOA: special.2010.07.14

Scientists say the surface of the Earth is cracked like a giant eggshell.

VOA: special.2011.01.04

This forces apart pieces of the Earth's surface in a violent earthquake.

VOA: special.2011.01.04

As many as twenty tectonic plates cover the Earth's surface.

VOA: special.2009.07.07

Hubble orbits about six hundred kilometers above the Earth's surface.

VOA: special.2009.09.30

Then,seventy-million years ago, the Earth's surface, or crust,pushed upward.

VOA: special.2010.01.04

These lay deep below the surface of the Earth.

VOA: special.2009.03.04