Curious about using red grow lights for your houseplants? Learn about the different types of red light and how they impact ...

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 ...

For decades, the ability to visualize the chemical composition of materials, whether for diagnosing a disease, assessing food ...

Sunlight carries more energy than most solar devices can catch. That gap matters as heat waves grow worse. It also matters as ...

One extra zero added to a bank check can mean the difference between losing $100 and losing $1,000. In many cases, such ...

A converted digital camera can use infrared light to reveal Texas border militarization—in the same way the armed forces once ...

When someone says “as white as snow,” it’s easy to envision what they’re talking about. We often think of snow as a dazzling ...

Humans have been eyeing the colorful Ring Nebula for nearly 250 years, but testing out a new telescope tool led to the ...

With only 5% of the ocean being explored, it is not surprising that creatures exist beneath its surface that are a complete mystery. As new species are discovered, scientists work diligently to learn ...