The Andorian Science Institute was an institute for scientific study. The problems causing the Andorian reproduction crisis were investigated by the Andorian Science Institute for years. (DS9 - Worlds of Star Trek: Deep Space Nine novel: Andor: Paradigm) In an alternate timeline, Thelin retired from Starfleet in 2270 and went to work at the Institute in an attempt to solve the problems caused by Andoria's gradual cooling. (Star Trek: Myriad Universes novel: The Chimes at Midnight)