Here’s what you’ll learn when you read this story: The air we breathe every day is much more than a simple mixture of nitrogen and oxygen (and small amounts of other gases). Every day, we inhale ...

When a sunbeam hits just right, you see them: tiny particles of dust suspended in the air. They look innocuous—until you stop to think about their tendency to collect on surfaces throughout your house ...

Dust. In your home, it’s a hassle. On the moon, it can be downright hazardous. The weak gravity of the lunar surface makes it easy to kick moon dust up into floating clouds. Particles are clingy and ...

While science has a solid grasp on calculating drag and resistance on microscopic spherical objects, particles like dust, microplastics, and viruses are rarely spherical. A new study re-analyzes a ...