Borman and Lovell proved that humans could survive in space for the time needed to get to the moon and back.

VOA: special.2009.07.01

Back on Earth, space scientists and engineers worked around the clock to design and test new ideas to help the astronauts survive.

VOA: special.2009.07.22

Scientists at the Goddard Space Flight Center in Greenbelt,Maryland, found the substance glycine in material brought back to Earth from a comet.

VOA: special.2009.09.30

At space agency headquarters, doctors studied his medical condition as the information was being sent back to Earth.

VOA: special.2009.06.24

The story of how space scientists were able to recover the material and bring it back to Earth is just as exciting.

VOA: special.2009.09.30

Today,VOA broadcasts to satellites in space that send the signal back to stations on the ground that transmit programs with a clear signal.

VOA: special.2010.12.08

Arctic sea ice is important because it throws sunlight back into space, keeping the sea cold.

VOA: special.2009.05.05

They had proved that people could live and work in space for the time it would take to get to the moon and back.

VOA: special.2009.06.24

The other three parts move forward and back through time and space.

VOA: special.2010.01.10