The Discovery was the most intricate, complex machine man has ever built. It's a testament to our time.

Most of the great businesses of our time have experimented. Like Google.

We spend our time searching for security and hate it when we get it.

He's a real estate guy from Detroit. He's a black man who is a big-time philanthropist who does a lot with Optimist Clubs and churches. He's a real neat guy.

Raising awareness on the most pressing environmental issues of our time is more important than ever.

The space station is the most unique laboratory we've ever built. The reason we have it is to do research on materials, people, medical matters, pharmaceuticals - the possibilities are nearly endless.