Wow, I’m still having a hard time wrapping my mind around this one…

A real brain buster created by Marcel Debreuil:

Think you can solve this? It looks simple but the more you look the trickier it gets.

A new study done by Scott Hemby and colleagues at Wake Forest University of Medicine finds that long term cocaine use leads to “profound changes in brain function”.

Cocaine, Ritalin (amphetamines), and coffee all work differently on the brain, but in the end, they are all stimulants, and they can all induce euphoria by modulating the amount of the neurotransmitter dopamine.