Six species of swallowtail butterflies occur locally, and they combine yellow, black, orange, blue and red in several diverse patterns that invariably catch the eye. We can marvel at them, but our ...

Researchers at the National Eye Institute (NEI) have decoded brain maps of human color perception. The findings, published today in Current Biology, open a window into how color processing is ...

People with synesthesia often report perceiving letters as appearing in different colors. But how do their brains accomplish this feat? What is perhaps most puzzling about this condition is that ...

September 7, 2021 (Huntsville, Alabama)- Members of the Felidae family, more commonly referred to as cats, come in a variety of sizes and a range of varying fur colors and patterns. Tigers with black ...