In the New Testament, Thomas Jefferson cut out everything that was mystical, magical, miracle - physically with scissors - and then pasted in all that remained, such as Jesus's Sermon on the Mount.

If you look at Einstein's equations and put in low speeds and low gravity, they become Newton's equations.

I'm not as famous as Stephen Hawking, but certainly in the U.S., I have a very high profile for a scientist. It is an awesome responsibility, one that I don't shoulder lightly.

Once you've got the makings of a star, gravity draws leftover gas and dust into a giant swirling disk. The dust continues to stick together, clumping into rocky asteroids, which eventually become orbiting rocky planets. And voila: a solar system!

All the traditional STEM fields, the science, technology, engineering, and math fields, are stoked when you dream big in an agency such as NASA.

Where ignorance lurks, so too do the frontiers of discovery and imagination

We're an elective democracy where science and technology will define where the economically strong countries in the world will be. And science and technological literacy is important for security, as well.