Bill Nelson: “Secretary Gates, you have publicly stated that a new Afghanistan strategy is a high priority for the Obama…”

Our decision is that it is more profitable for us to go to the South Pole of the Moon, because we think that is where the water is.

All of us have a responsibility to protect our home planet. After all, it's the only one we have.

What we are going to do is a multi-year test, taking it to different locations all over the United States, and see if the muffled roar is acceptable to the people on the ground.

It is critical that NASA remain focused on its core mission.