How many movies have you seen about aliens? Are any of them realistic? Does intelligent life exist elsewhere in the universe or are we totally alone? Both options are rather terrifying, frankly. But there are scientists that spend their days looking for places where life might be, and speculating as to what it might be like. It's the field of astrobiology, and it's out of this world!

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Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!
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