Imagine hoisting a sail and being out there in space. It's a beautiful idea, and it conjures up the idea of the great sailing ships and whole notion of exploration.

Resources in space may one day be useful in space. But you're not going to revolutionize the economy on Earth.

The strong support for space exploration in the Congress is very welcome, especially at a time when there are so many other budget pressures.

The TV games are our latest success story. We've secured shelf space for this product in over 200 retailers, ... This is a fashionable electronic product that's a great value at $20. Kids are very into it, and parents like it too.

We have been listening for alien signals for decades. It's time we started to watch for signals as well.

NASA's robotic exploration program is being flat-lined.