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 ...

Why do we have fingerprints? While impressive, it's not just to unlock a smartphone or catch a bad guy. Here's what the science says. Most people associate fingerprints with the ability to solve ...

Horned treehoppers have the horned helmets to help "the treehoppers avoid predation through camouflage or intimidation," according to Nature Journal. 2. How many legs does a monkey slug caterpillar ...

Albert Einstein was a German-born theoretical physicist who revolutionized physics, changing our understanding of the universe. His many groundbreaking discoveries include the spe ...