This goo was worth a point in March 2025.

publication date: Wednesday, March 26, 2025 (part of March 2025)

category: Science

clue: This Boston biologist might understand why his critics deride his stem cell research as "playing God," since he has used it to cure the blind and revive extinct species.

intended difficulty: hard

solved by: Russ Wilhelm, Steve West, Samir Mehta, and Richard Slominsky


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