While humans possess three kinds of color-sensitive cones, birds have four. This is an Inside Science story. Hummingbirds can see colors humans can only imagine, an ability that now sheds light on an ...

A male Broad-tailed Hummingbird photographed at the Rocky Mountain Biological Laboratory in Gothic, Colorado, where researchers conducted field experiments on avian color vision. Noah Whiteman / ...

IFLScience needs the contact information you provide to us to contact you about our products and services. You may unsubscribe from these communications at any time.

As a species, we humans are quite taken with our intelligence and supposedly expanded awareness compared to other living creatures. In reality, we don’t see nearly as much. Hummingbirds, for instance, ...

Though tiny and delicate, hummingbirds are keen at adapting to their environment — whether building a nest with a leaf as a roof or using their expert eyes to scout out their surroundings.

Purple is a non-spectral color created by the brain from red and blue signals Individual differences in eyes and brain make each person see colors uniquely All colors we perceive, including purple, ...

A recent claim by scientists has stunned the internet: one color we all know and love doesn’t technically exist. Despite its widespread popularity and cultural significance, researchers say it’s ...

While humans have three color cones in the retina sensitive to red, green and blue light, birds have a fourth color cone that can detect ultraviolet light. A research team trained wild hummingbirds, ...

The phrase “every color of the rainbow” isn’t quite as all-encompassing as it sounds. For one thing, the color chips in your hardware store’s paint aisle host some colors you’ll be hard-pressed to ...