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The study of the structure and function of the nervous system and its components.

4 votes
1 answer
183 views

Relationship between toxicity of drugs and negative effects on brain

Are psychoactive drugs with lower lethal doses more neurotoxic (more damaging to the brain)? For example, tetrahydrocannabinol (one of the active components of cannabis) has a much higher lethal dose …
3 votes
1 answer
194 views

What would be required to evolve an animal (non-human) brain to obtain human-level cognition? [closed]

Could any animal subject to the right conditions evolve human-level intelligence? Suppose that an artificial intelligence (AI) decided to artificially evolve a population of octopus (don't ask why, it …