Ask the Scientists

Would you like to see what other visitors have asked scientists from previous episodes of Scientific American Frontiers? If the answer is yes, you've come to the right place!

To read about a scientist who appeared on a previous episode of Frontiers, or to see the answers to the questions visitors asked, select Scientists from Previous Shows.
To read about exciting careers in science, check out Cool Careers in Science.

Scientific American Frontiers
Fall 1990 to Spring 2000
Sponsored by GTE Corporation,
now a part of Verizon Communications Inc.