If you're looking to broaden your lettuce horizons, we've highlighted different types of leafy greens and all the delicious things you can do with them. Leafy greens can count as part of the five ...

A study found that redwood trees have two different leaves that serve different functions. The peripheral leaf, left, focuses on photosynthesis while the axial leaf is devoted to absorbing water.

Best known for their unique forms and enchanting colors, orchids are beloved by novice and seasoned growers alike. Though select species have earned their reputation as exceedingly difficult to grow, ...