Aliens have invaded ancient history: they've cropped up in humanity's past through popular television and movies, displacing facts with absurd yet commonplace beliefs like "aliens built the pyramids." Archaeologist Sarah Kurnick illustrates why these misconceptions perpetuate racist and xenophobic notions of history and culture -- and demonstrates how you can help debunk these dangerous, outlandish myths.

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Neurology: ALS is a multistep process in South Korean, Japanese, and Australian patients