“How can we be sure that people see the same color when they look at something?” – Henrietta, age 12, Market Harborough, UK In fact, we can’t be so sure that we do all see the same colors. What colors ...

What determines the different colors of lightning? I always made the assumption it had something to do with the different elements present in the path of the lightning bolt itself. — William C. Clancy ...

Have you ever wondered why chicken eggs can be different colors? While most eggs are white or brown, they also come in colors like cream, pink, blue and green. In addition — and this is no “yolk” — ...

Hydrogen is a colorless gas. But if you’ve done any reading about the future of energy, you’ve likely seen it identified by a number of different colors—ranging from turquoise and aqua to green, ...

Imagine seeing someone with odd-colored eyes: blue on one side, brown on the other. Mesmerizing, isn't it? This phenomenon has a name: heterochromia. If you've ever heard of this particularity or have ...

Many studies have been conducted on color and light with many contrasting results. However, for the most part, the use of various colors, particularly in the environment for those living with dementia ...

We experience beautiful sunrises and sunsets here in Michigan all the time. Cotton candy-colored sunsets are my favorite, and I'm sure you have your favorites too. Have you ever wondered why we see ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...