In time,they said, the moving ocean floor is blocked when it comes up against the edge of a continent.

VOA: special.2010.01.12

He thought that this was evidence that the bottom of the ocean had been lifted up by powerful geological forces over long periods of time.

VOA: special.2009.02.25

For the first time, a woman had crossed the Atlantic Ocean by air.

VOA: special.2010.05.26

The skeletons have growth rings that represent ocean water conditions at the time.

VOA: special.2009.05.12

Because of that, over time he realized that we were abusing the ocean, but people up there didn't know that because they had never seen what was underwater."

VOA: standard.2010.06.18