When most people imagine traveling to space, they picture breathtaking, colorful swirls or sparkly stars like the images ...

The colors we perceive and the colors that impact our health are not the same. Without thinking, we tend to make decisions about the color of light and our surroundings based on what we perceive. But ...

It's not easy making green. For years, scientists have fabricated small, high-quality lasers that generate red and blue light. However, the method they typically employ—injecting electric current into ...

It is a bit tamer than you might imagine. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you look up at the night sky, it's easy to think ...

Light bulbs come in many shapes and styles: globes, twists, flame-like candle tips and long tubes. But there aren't many thin ...

To be fair, I stole that punchline from Twitter, and nerd-lit snark about Donald Trump’s apparent choices in his alleged makeup won’t fix climate change and the worst North American fire season on ...

There’s truly nothing like a pretty sunset. As the sun sets, the heavens above are like cotton candy: lighting up with a beautiful display of deep reds, vibrant oranges, and intense pinks. Simply put, ...

It's not easy being green. Scientists for years have made small red and blue lasers, but other colors, including green, have been a challenge. A team has now filled this technology gap by creating ...

The sky above San Francisco was the color of television, tuned to the president. The reason for the orange—and for the wan yellows and sickly grays that followed—is a combination of atmospheric ...