"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...

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 ...

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 ...

Did You Know: 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 ...

The NASA Hubble Space Telescope, which is hundreds of miles above the Earth, has been taking incredible pictures that help with future studies and research. But to learn more about the telescope. Here ...

Discover interesting facts about insects, the critters whose combined weight on the planet is 70 times that of all humans. When you purchase through links on our site, we may earn an affiliate ...

In 1758, Swedish biologist Carl Linnaeus gave humans a scientific name: Homo sapiens, which means "wise human" in Latin. Although Linnaeus grouped humans with other apes, it was English biologist ...