Someone who can't figure out an Onion headline is dangerous. They'll uncritically believe just about anything; it's what gets us "FW: FW: FW: FW: OBAMA IS KENYAN" shit.
No, I would and do. I have common sense. And I understand what I'm reading. Most people do. Based on your comments here, you should probably stay away from satire websites since it seems you're easily mislead, but most of the rest of us can apply some basic critical thinking skills.
Would you say that it is worth teaching media studies and literacy in schools?