Unlike birds whose plumage is mostly blue, the green coloring of a green bird’s feathers is primarily a combination of pigment and structure, not just a trick of the light. These birds’ emerald green, ...

As the most consumed beverage on Earth next to water, tea is found in 80% of American households, according to the Tea Association of the U.S.A. And we’re still far behind other countries that drink ...

Our results suggest the type of green space does matter. Adults with 30% or more of their neighborhood covered in some form of tree canopy had 31% lower odds of developing psychological distress. The ...