Question: What is the difference between hypertension and high blood pressure, and what do blood pressure numbers mean? Answer: Well, hypertension and high blood pressure are two terms that are almost used interchangeably. What you have is a number above which you have a defined diagnosis -- at least that's how we tend to do this in medicine.
Stephen Hawking. Stephen William Hawking, CH, CBE, FRS, FRSA (/ËstiËvÉn ËhÉËkÉªÅ/; born 8 January 1942) is an English theoretical physicist, cosmologist, author and Director of Research at the Centre for Theoretical Cosmology within the University of Cambridge.
Stephen Hawking's ability to make science understandable and compelling to a lay audience was established with the publication of his first book, A Brief History of Time, which has sold nearly 10 million copies in 40 languages.