Talk about a bizarre feature of the human body: If you happened to swallow a razor blade, your stomach acid would dissolve it. Acids are ranked on a scale from zero to 14—the lower the pH level, the ...

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Science is full of weird and wacky things. From the way our bodies work to the way that light moves through space, there's a lot that can surprise and intrigue us. Now, a bunch of users on Reddit have ...