You can take a high-speed boat trip for about an hour to the Dry Tortugas National Park.

VOA: special.2010.03.22

This time,scientists hope to learn more about the formation, wind speed and shape of tornadoes.

VOA: special.2009.06.09

The plunge renewed debate about the risks of electronic exchanges and high-speed computer trading systems.

VOA: special.2010.05.14

A special vibrating vest worn by the driver provides information about the vehicle's speed.

VOA: special.2009.11.03

The driver tried for a speed of about eight kilometers an hour.

VOA: special.2010.04.26

It's located near the Olympics venue for long track speed skating in Richmond, about a 30-minute drive south from downtown Vancouver.

VOA: standard.2010.02.23

"Wish you good luck,God speed, and we will see you back here in about two weeks."

VOA: standard.2010.02.08

At the time of Endeavour's launch, NASA says the International Space Station was traveling at a speed of about eight kilometers-per-second, above western Romania.

VOA: standard.2010.02.08