Fiction is great, but if you ask us, there's nothing more jaw-dropping, awe-inspiring, or downright terrifying than reality itself. In honor of that, we've rounded up 10 of our favorite books about the real world, from the history of philosophical thought to the processes that put food on your table to the parasites that turn their hosts into zombies. Whatever your loved ones are into, you're sure to find a book to give them this holiday.
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