Others are from the mistaken science of Percival Lowell, the American astronomer who believed intelligent beings lived on Mars.

VOA: special.2010.07.28

Join us again next week at this time as we continue "A Princess of Mars" in VOA Special English.

VOA: special.2010.07.17

The event,on July sixteenth, was a rare chance for planetary scientists to share with the public the mysteries of Mars.

VOA: special.2010.07.28

Mars has less gravity. My attempts to walk resulted in jumps and hops, which took me into the air.

VOA: special.2010.07.10

But Howard-Yana Shapiro, head of plant science and external research at Mars, thinks that science could greatly increase the yield.

VOA: special.2010.10.19

Marc Rayman says Vesta appears to have a layered structure, one that is similar to planets like Earth, Mars and Venus.

VOA: special.2011.07.27

Yet his theories about life on Mars may have had more lasting influence on many writers of imaginary stories.

VOA: special.2010.07.11

Join us again next week for the next part of the Edgar Rice Burroughs story, "A Princess of Mars."

VOA: special.2010.07.10

NASA plans to send the Mars Science Laboratory to the red planet in the autumn of two thousand eleven.

VOA: special.2009.12.30

Volcanoes on Mars suggest to Sam that the same kinds of processes that take place on Earth happen on other worlds.

VOA: special.2010.07.28

In "Cosmos," the television science series from the nineteen eighties, scientist Carl Sagan talked about some traditional ideas about Mars.

VOA: special.2010.07.28

The American food company Mars took the lead in paying for mapping the genes of the Forastero cocoa tree.

VOA: special.2010.10.19

Mars Day at the Smithsonian Air and Space Museum in Washington is a celebration of our solar system's most famous planet.

VOA: special.2010.07.28

The Smithsonian's Mars Day offered a chance for people of all ages to touch Mars, or at least a piece of it.

VOA: special.2010.07.28

He also wrote a series of books about an American who traveled to Mars and fell in love with a beautiful princess.

VOA: special.2010.07.11

Another robot is designed to move and turn in a way that is similar to the Mars rovers.

VOA: special.2010.07.28

They could see a test version of the Viking landers that reached Mars in July of nineteen seventy-six.

VOA: special.2010.07.28

You can listen to part four of the science fiction story "A Princess of Mars" on our program AMERICAN STORIES this Saturday.

VOA: special.2010.07.28

Percival Lowell did not know that his eyes played a part in the markings he saw on Mars.

VOA: special.2010.07.11

Moving pictures from before World War Two showed a man named Buck Rogers landing on the planet Mars.

VOA: special.2010.06.27

Not having anything that they're striving for. Not going back to the moon or trying to go to Mars, or anything else."

VOA: special.2010.04.28

Visitors to Mars Day crowded around a piece of the meteorite in the huge Milestones of Flight Gallery.

VOA: special.2010.07.28

Mars landers and rovers were designed to look for signs of liquid water that may have flowed on Mars in the distant past.

VOA: special.2010.07.28

For example, Donna Lee Shirley led the team that built the vehicle to explore the planet Mars.

VOA: special.2009.05.13