The scientist says this mission has been planned for many years, but he is not sure when it will happen.

VOA: special.2010.05.25

"Come on." she says. "You do not need to be a rocket scientist to understand this."

VOA: special.2010.06.27

"You do not need to be a rocket scientist to learn this."

VOA: special.2010.06.27

Although this was an animal study, the scientist behind it thinks it could signal new ways of treating cancer in people.

VOA: standard.2010.07.14

Fifty years ago this week, a young Cornell University scientist named Frank Drake pointed a radio telescope at a distant star, hoping to hear transmissions from an alien civilization.

VOA: standard.2010.04.16

Well we will send them a message that this is our land!" Avatar also features sci-fi veteran Sigourney Weaver as the scientist who creates the program to learn about and understand the Na'vi.

VOA: standard.2009.12.19