I don’t know if I need soil there to heal before I plant something else. It’s hard to say from your photo whether this is ...

Parrots are unique among birds in how they produce the pigmentation that makes their vibrant feathering. It turns out a ...

Fall foliage is nearing its peak in the D.C. area, presenting a kaleidoscope of reds, yellows and oranges. The vibrant colors ...

Fall is one of the most beautiful seasons of the year, as tree leaves change colors to bright oranges, vibrant reds and ...

Within the Valley, the changing seasons are so subtle they can slip by almost unnoticed. Without the typical cues, it can ...

Some birds are feathered tufts of color so resplendent that they stand out brilliantly from their surroundings. “You have to ask why birds would do this,” says Joe Corbo, a biologist at ...

What about the colors that Polly has picked? Ari Daniel reports on how parrots create the yellows and reds in their plumage. ARI DANIEL, BYLINE: Some birds are feathered tufts of color so ...