How does a cloud stay cool under direct sunlight—or seem to vanish in infrared? In nature, phenomena like white cumulus ...

Puffy, wispy, white and gray, we’ve seen them all this spring. Clouds come in a variety of types, and each type comes with ...

NORFOLK, Va. — Spotting a cumulus cloud is pretty easy. The clouds resemble pieces of cotton candy, but why are cumulus clouds fluffy and not flat? To fully understand why, we need to start with ...

Puffy cumulus and drab stratus are mainstays in the scenery of our everyday life, but there are some extraordinary clouds ...

Cumulus clouds form in the sky over Santa Fe, New Mexico. (Photo by Robert Alexander/Getty Images) ... Apple Watch, AirPods, iPads and more are deeply discounted during Amazon’s Big Spring Sale.

There are 10 main cloud types, including the fluffy-looking cumulus clouds seen here. Image: AKARADECH MARK II / Getty Images Get the Popular Science daily newsletter💡 ...

These are cumulus clouds. They resemble cotton balls and form when it's warm and humid," he said. Cappucci went on: "Because the sun is near the horizon—it's sunset—it's beneath the cloud.

Even though an innocent-looking cumulus cloud may look as light as a cotton ball, it can be heavier than you may think. A U.S. Geological Survey website cited columnist Cecil Adams who wrote, “A ...

Cumulus clouds can start at any height in the sky. Some begin close to the ground, while others look like tiny puffballs high in the sky. The puffy appearance is the tell-tale sign that a cloud is ...

Cumulus clouds are white, puffy clouds that look like pieces of floating cotton and are often called "fair-weather clouds". The base of each cloud it flat and the top has rounded towers.

If a cloud were exactly 1 km cubed in volume, there would be enough water molecules inside a cloud to add up to more than 1.1 million pounds. And that’s just water weight.