Latest / Matmonim: Daf Yomi by Rabbi David Lapin
Chullin 63b Rabbis Are Not Experts In Everything - רבו חכם או רבו צייד
Although pesak is not decided solely on scientific criteria especially when these contradict chazal in the Talmud, nevertheless the Gemara shows great respect for scientific expertise and at times uses it for the purpose of input into halachik decisions.
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