He examined fossilized remains in a piece of gypsum found on the bottom of the Mediterranean Sea.

VOA: special.2010.05.25

A piece of sod has grass on the top and soil on the bottom.

VOA: special.2009.07.07

The shark then bleeds to death on the bottom of the ocean.

VOA: special.2009.06.16

Mail was usually carried west on ships that sailed around the bottom of South America and then north to California.

VOA: special.2010.04.26

They have an opening at the bottom for the fire and a place on top to put a pot.

VOA: special.2010.02.01

"Now if you look at that bottom picture on your pages, you'll see that you can measure the length and the width of that spatter droplet,right?

VOA: special.2010.05.05

It sits flat on the ground with the bottom open to the earth.

VOA: special.2010.07.13

'We're going to have to look at the car." "I have Toyota on standby to help us with our investigation, and we definitely want to get to the bottom of it."

VOA: standard.2010.03.04

But could find none. "Over time oil does dissipate and can get broken down from bacteria and other organisms in the water, but still they are putting certain dispersants on the oil that makes it sink down to the bottom."

VOA: standard.2010.05.09