The conquest of space is not merely a technological project of interest to a handful of select scientists and specialists, valuable though that research and information may be.

taking part in some research in a hospital someplace.

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.

I have been pleasantly surprised by the outpouring of interest in this flight,

It has been discovered that one of our scientists has fabricated data for use in scientific research. The results ... are based on false facts. This is very serious.

The National Academy of Sciences guidelines for stem cell research prohibits payment to egg donors, and scientists in the U.S. have embraced those principles. There is a right way and a wrong way, and we must be sure to perform this vitally important medical research the right way.