Instructor: John Williams. In chemistry, water is considered to be the universal solvent, and materials that are hydrophilic can dissolve in it. Hydrophobic molecules, however, do not dissolve in water. This lesson discusses the characteristics necessary for molecules to be considered hydrophobic.n chemistry, water is considered to be the universal solvent, and materials that are hydrophilic can dissolve in it. Hydrophobic molecules, however, do not dissolve in water.
Stephen Hawking (born January 8, 1942) is a British scientist, professor and author who has done groundbreaking work in physics and cosmology whose books have helped to make science accessible to everyone. At age 21, while studying cosmology at the University of Cambridge, he was diagnosed with amyotrophic lateral sclerosis (ALS).
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.awking was the first to set forth a theory of cosmology explained by a union of the general theory of relativity and quantum mechanics. He is a vigorous supporter of the many-worlds interpretation of quantum mechanics.