Learning how to stop a ring from turning your finger green is easy. So is understanding why it happens in the first place.
One state has banned consumer fireworks outright. And in 2012, San Diego accidentally set off all of theirs at once.
You might think that urine is just bodily waste—but you would be wrong. It's been used in cleansers, medicine, and infertility treatments for centuries.
“I hope this email finds you well during these unprecedented times.” —A spinach plant in your inbox.
The salt in the ocean comes from two main sources: rocks on land and vents at the bottom of the sea.