How to Check on Your Federal Tax Refund. For anyone wanting to check the status of their tax refund, simply go to the IRS's Where's my refund webpage where you'll find an easy to use tool to request the information. If you would rather check the refund status by phone, you may call 1-800-829-1954.
His books include the bestselling Black Holes and Baby Universes and Other Essays, The Universe in a Nutshell, and A Briefer History of Time. His most recent book, The Grand Design, was a Sunday Times bestseller. Stephen Hawking is regarded as one of the most brilliant theoretical physicists since Einstein.
As the other answerer suggested, check out the S. Hawking's series on the Discovery Channel. You will get some idea how smart he is and come to appreciate what he has had to overcome. His episodes on alien life and on time travel are compelling. #2. Stephen Hawking is a theoretical physicist specializing in quantum gravity and cosmology, with a focus on black holes.