Real La Nina events have been linked with cooler than normal temperatures on the surface waters of the Pacific Ocean.

VOA: special.2009.09.29

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

The total weight of equipment remaining on the lunar surface is about two thousand two hundred sixty eight kilograms.

VOA: special.2010.03.02

The atmosphere is about twenty-percent oxygen and eighty percent nitrogen from Earth's surface to where space begins at one-hundred-twenty kilometers up.

VOA: special.2011.04.06

Space scientists have collected a wealth of information from spacecraft that have orbited,landed on and dug into the Martian surface.

VOA: special.2010.07.28

It says they should be placed on a separate sleep surface from their parents,without blankets, pillows or other soft bedding.

VOA: special.2009.08.26

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

NASA scientists hope to extend their search for water as deep as five meters beneath the surface of the moon.

VOA: special.2009.09.30

In the study, scientists placed highly sensitive measuring equipment two hundred to two hundred seventy meters under the ocean's surface.

VOA: special.2009.07.07

NASA used its Lunar Crater Observing and Sensing Satellite,or LCROSS, to look for water deep beneath the lunar surface.

VOA: special.2009.12.30

So,at the age of forty-seven she started to glue crushed colored glass in special designs on every surface in her house.

VOA: special.2010.04.14

With shadow puppets, the puppeteer stands behind a white cloth surface and rests the slightly see-through puppets against the cloth.

VOA: special.2009.09.23

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

Professor Roark says knowing the age of the corals might help scientists understand earlier water conditions and ocean surface productivity.

VOA: special.2009.05.12