Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.

The whole point of Dollar Tree's business model is to have money-saving prices, so you're not likely to find Dollar Tree carrying items over $5 (and that's only on select items). Discover More: 7 ...

When you think of your childhood, you probably think of summer vacations with freshly cut grass, bike rides with your friends, and the sugary goodness of Pop-Tarts.