Two years ago Harvard's Physiologist Gregory Goodwin Pincus placed a rabbit's ova in a bottle with a rabbit's sperm, shook them together for 20 minutes. Next he placed the fertilized ova in the fallopian tube of a rabbit doe who 33 days later bore a litter of six healthy bunnies. They were no kin to her. She was simply their host-mother (TIME, March 12, 1934).
Last year Dr. Pincus fertilized rabbit ova with rabbit sperm in the same way, tried to make the ova develop in glass containers. That ectogenic experiment failed.
Thereupon Dr. Pincus proceeded to perform other genetic tricks which, when...
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