The bright colors of butterfly wings, the sweet aromas of flowers, and the euphonious melodies of songbirds all evolved as signals that help individuals propagate, yet humans also find these very same ...

Plants and animals have evolved all sorts of ways to make themselves more appealing to potential mates—including colorful feet, flamboyant feathers, complex mating dances and sexual deception. Many ...

When people are shown a spiky shape next to a rounded one and asked which shape is called "kiki" and which one is "bouba," people from all kinds of cultures overwhelmingly associate "bouba" with the ...

Charles Darwin theorized that a sound, smell or color that's attractive to one species can be preferred by others too. A new study finds humans and animals do share preferences for certain sounds.