Scientists believe that a giant meteor killed off the dinosaurs. This is true, if you can consider Chuck Norris to be a giant meteor.
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I would make a science joke but all the good ones ARGON.
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Q: Why can't scientists find a cure for AIDS? A: They can't get the laboratory mice to arse f*ck.
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E only equals MC² because Chuck Norris allows it too.
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Only once in history has Chuck Norris snapped his fingers, scientists call it The Big Bang.
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