He earned his A.B. in physics from Princeton University in 1987, where he was a member of the Princeton Tower Club. He did his graduate studies at the University of California, Berkeley where he earned an M.A. degree in astronomy in 1990 and a Ph.D. degree in astronomy in 1994.
The sulfur-rich foods most commonly associated with foul-smelling flatulence are eggs, meat and cauliflower. Cruciferous vegetables such as broccoli, cabbage, kale, mustard greens, collards and Brussels sprouts are also high in sulfur and can cause smelly gas.airy Products. Dairy products -- those made from cow's milk -- can sometimes cause foul-smelling flatulence, because many people cannot properly digest lactose, or milk sugar. The condition, known as lactose intolerance, is caused by a lack of the proper enzyme, lactase, to break down the lactose.
Your nose knowsâthe smell of mercaptan is unmistakable. And thatâs exactly why it is added to natural gas, helping you detect even the smallest amount of natural gas leaking into the air. In its native state, natural gas is odorless, colorless and tasteless. Mercaptan, the harmless chemical that is added to natural gas, contains sulfur, which makes it smell. Many people describe the odor of mercaptan as similar to rotten eggs. When mercaptan is added to natural gas, it rises and dissipates much like the gas itself, making the two substances ideal companions.