Science: Lunar Electron Farm

Most unfortunate feature of the moon's climate is its airlessness, which will always be hard on humans who try to colonize the moon. Last week Dr. Peter A. Cas-truccio, director of Westinghouse Electric Corp.'s newly formed Astronautics Institute, pointed out one way to turn the moon's lack of atmosphere into an asset. Manufacturers of electronic tubes, he said, go to pains to pump air out of them so that the air will not interfere with the electrons. On the moon this is not necessary. The whole moon has a better vacuum than any manmade vacuum tube.

One of the major needs of...