Whats an unethical or dangerous experiment that you would like to see performed or perform (if it werent for the ethics/danger)
For me "How long could I get away with driving like an ABSOLUTE ASSHOLE all the time before I lost my licence or had an accident." Speed limits, red lights, stop signs... forget them all. Every day I have to drive sensibly and obey the law because without my licence I dont have a job, and every day I see at least one person driving like an absolute moron and I wonder...
Human genetic engineering. I'm sure governments are already doing this, because the technology is already here.
You could create super soldiers or very intelligent people. You could then copy them in cloning vats and have an army of people you could shape and mold to your will.
Could experiment with all sorts of stuff. For example they've put biiluminescent genes from certain fish into frogs to make glowing frogs. Now imagine giving humans the raw power of chimps. Or the ability to see UV light like birds. Or venomous spit. Or the power to smell like dogs.