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 ...
Here’s an intriguing quirk of the human body that may change how you think about your height: you’re typically a little ...
Water is made up of Hâ‚‚O molecules that are polar, meaning they have a slightly positive side and a slightly negative side.
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