Why do trolls annoy you online? Because they're sadists.

Though not just sadists — researchers say online trolls also score above average in narcissism, Machiavellianism, and psychopathy. » 2/14/14 9:20am 2/14/14 9:20am

Possibly the creepiest moment of 1970s TV science fiction

It's a 1970s television staple: the scene at the end of an episode where somebody says something, and everybody laughs or deploys a cheesy grin. It just goes horribly wrong in this scene, where they're all chuckling about "pain wands." » 12/27/10 5:40pm 12/27/10 5:40pm