I've raised three kids: my wife and I have three kids. I've observed through direct contact the adults they are now is partially the product of where they came from and what we did. With them growing up, but partially how they were wired at birth.

Our three big emergencies are fire, loss of pressurization or contaminated atmosphere. Any of those things in a spaceship are very deadly and time critical. Everybody's trained, but I'm the commander of the ship, and it's up to me to decide.

Ever since I was nine years old and I watched Neil and Buzz walk on the moon, I have felt passionately that this is an interesting human adventure. This is one of the things we're doing that is really fundamentally important, as we leave our home planet, but also exciting.

Although simulators are great for building step-by-step knowledge of a procedure, the worst thing that can happen in a sim is that you get a bad grade on your performance.

History proves abundantly that pure science, undertaken without regard to applications to human needs, is usually ultimately of direct benefit to mankind.

I'm not into politics but I am committed to a cause: ensuring design technology and engineering stays on the U.K. curriculum, alongside science and maths - grounding abstract theory, merging the practical with the academic.

I have an innate sense of justice and felt compelled to create an organization that would ensure consumers are provided with sound nutrition guidance. In establishing Feed the Truth, my intent is to elevate reputable science, bolster the voices of the nutrition community, and improve the guidance and information offered to Americans.

Our investigations were very fruitful. They led to the discovery of a new cell part, the lysosome, which received its name in 1955, and later of yet another organelle, the peroxisome.