Episode #1.2
- Episode aired Nov 14, 1990
![Alan Alda in Scientific American Frontiers (1990)](https://m.media-amazon.com/images/M/MV5BMTk3NzQ2NTcyM15BMl5BanBnXkFtZTgwNTcyNDkwMzE@._V1_QL75_UY281_CR93,0,190,281_.jpg)
MIT's annual Engineering challenge Tennis-ball robots; Cultured Truffles; Deep Divers; Safer Firefighting.MIT's annual Engineering challenge Tennis-ball robots; Cultured Truffles; Deep Divers; Safer Firefighting.MIT's annual Engineering challenge Tennis-ball robots; Cultured Truffles; Deep Divers; Safer Firefighting.