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 ...

Are you ready for some COOL SCIENCE? (Yeah, I thought so.) The Howard Hughes Medical Institute’s Cool Science website is an entertaining and informative site that certainly lives up to its name and ...

Water is made up of H₂O molecules that are polar, meaning they have a slightly positive side and a slightly negative side. This polarity creates strong cohesion, causing water molecules to attract one ...