Eventually, while researching, you'll learn something you didn't want to know. Some fact that ruins a plotline you had in mind. The good news is that sometimes, learning all the facts can make for a much more interesting story than you originally had in mind.

The reason space missions need artificial gravity is clear: humans simply did not evolve to live in zero gravity.

Designing a station with artificial gravity would undoubtedly be a daunting task. Space agencies would have to re-examine many reliable technologies under the light of the new forces these tools would have to endure. Space flight would have to take several steps back before moving forward again.

If someone offered me a free trip to the International Space Station, I would decline. I like Earth. I like the internet. I like Diet Coke. I have cats. I write about brave people - I'm not one of them.

I am continuously amazed by innovations in security and surveillance technology as a member of the House committees on both Homeland Security and Intelligence.

If you have a business website, make it stickier; redo the merchandising often and try new things until you hit the right homepage... then try and beat that. The most important audience drivers on the Internet are paid search and key word optimization. Concentrate on those. They are very inexpensive compared to banner advertising.

I myself get nervous when I write something on social media. I make sure I don't write anything wrong.

I would expect the family would continue to play a critical role in leading Fidelity. However, the company does not necessarily have to be run day-to-day by a family member. It will be run by the person who is determined to have the right skills and chemistry.