Here’s a more detailed description for those that like to read up: https://rarehistoricalphotos.com/nasa-spiders-drugs-experiment/
Curiously enough when a similar experiment was first performed decades earlier the original intent was to get the spiders to weave their webs during different times of the day, rather than alter the pattern.
This says nothing about how the dosage was decided.
Yeah, welcome to pre-2000 science. Things were a bit more basic then.
Everyone must’ve got a lot smarter after 2000.
Yeah, our current scientific literature is known by the high quality and good methodology of the papers.
I’m sorry, my last knowledge update does not address this area. If you’re looking for specific medical advice, please consult a doctor.