As humans interact with the world each and every day, not a second goes by without the use of one of the five senses. Of these, sight is arguably the most useful. With perception and visuals being ...

Light is more than what we see. The Sun sends out a number of waves of light in different wavelengths. Find out about wavelengths and the electromagnetic spectrum. Science Trek is available to stream ...

Dr. Mark Lindsay was 5 years old when he first learned that tree trunks were brown. "Up until that point, I believed leaves and trunks were all green. Just lighter and darker shades," Mark said. Mark ...

Physicists and vision scientists are lining up behind a provocative claim: the rich color we call purple is not a property of light at all, but a story the brain tells itself. Light in the real world ...

Colors are one of the first things people learn about in school. Well, you might have to start re-learning. At least, when it comes to one color people think is on the spectrum. Popular Mechanics ...

Is your green my green? Probably not. What appears as pure green to me is likely to look a bit yellowish or bluish to you. This is because visual systems vary from person to person. Moreover, an ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Excerpted from The Universe in 100 Colors: Weird and Wondrous ...

During a total solar eclipse, people may see some strange things. Sure, there’s the main event happening in the sky (SN: 1/4/24). But the world may also look a little different on the ground. For a ...

It’s that time of the year. The leaves are starting to change colors. This week the National Weather Service in Atlanta shared the satellite image above showing fall foliage changes in the Appalachian ...