Opinions expressed by Entrepreneur contributors are their own. Many people dream of starting their own business. Running an enterprise in your home, garage or on the go means you can take more control ...

There is a parlor game physics students play: Who was the greater genius? Galileo or Kepler? (Galileo.) Maxwell or Bohr? (Maxwell, but it's closer than you might think.) Hawking or Heisenberg? (A ...