The feature is called community color theming, and it’s now on by default for app and web users.

SAN DIEGO (FOX 5/KUSI) — As fall approaches, even though we live in San Diego we can still see the colors change with a trip to the nearby mountains. San Diego has relatively moderate temperatures and ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. You might not realize this, but quickly changing colors, as ...

Add Yahoo as a preferred source to see more of our stories on Google. By spring, the leaves on trees grow and assume the color green, and by autumn, they change to sometimes brilliantly warm colors ...