A ruby-throated hummingbird hovers near ornamental flowers, attracted by nectar in the plants. Dear EarthTalk: I'd like to have a garden that encourages bees and butterflies. What's the best approach?

Bees and butterflies play a vital role in our ecosystem, helping the growth of plants, fruit and vegetables, and one ...

Need courage? Look to butterflies. They live their short lives to the fullest after completely transforming themselves from a crawling caterpillar to a winged work of art. Some migrate hundreds of ...