Hundreds of American plants are endangered or threatened, meaning that extinction is a possibility - here are 15 of the most ...

It's March, and that means wildflower season in Southern California. Luckily for flower lovers, there’s a local hotline devoted to the Golden State’s beautiful blooms. Starting today, the Theodore ...

Comparison between crop and wild sunflower genes suggests that the plant followed an easy route to domestication. Archaeologists estimate that people transformed wild sunflowers into a user-friendly ...