We get our first indication that light isn't all good when the monster's first sensation is of "light pressed upon [his] nerves" (11.1). His experience of light isn't awesome and science-y at all: it just allows people to see exactly how hideous he is. Like the fire that gives him warmth and then burns him (11.6), the light of science is good until you get too close—or pursue it too far.
It's no coincidence that Victor's interest in "real" science dates from the moment he sees lightening destroy a tree—and it's no coincidence that the monster burns the cottage to the ground when Agatha and Felix reject him.