From the most distant stars in the sky to the screen in front of your face, light is everywhere. But the exact nature of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: In quantum field theory, a vacuum ...

Understanding how light travels through various materials is essential for many fields, from medical imaging to manufacturing. However, due to their structure, materials often show directional ...

Faster-than-light (FTL) travel is a concept that has long captivated both the scientific community and science fiction enthusiasts. In a cosmos where light speed is viewed as the ultimate velocity ...

Scientists have found a way to make atoms dance with light, quite literally. In certain crystals, vibrations called phonons ...

Gravitational wave signals from the largest cosmic collision ever seen may alter our understanding of black holes, gravity, and the universe.

Does light behave more like a particle, or like a wave? Today we know the surprising answer. Here's why it took so long to get there. When you purchase through links on our site, we may earn an ...