ROB, the discussion began with your assertion that Chaza”l could ch”v err in hashkofa, which is not a legitimate shittah, and then went on a tangent about Chaza”l erring in science.
The Gemara actually applies Sod Hashem Li’yereiov to the chachomim’s understanding of the physical world. See Sotah 4b and Sanhedrin 48b for two examples.