GRAND RAPIDS, Mich. (WOOD) — Just because something floats doesn’t mean it is weightless. A great example is when oil is poured onto water. The oil will float on top of the water, but that doesn’t ...

When the moon passes in front of the sun during a solar eclipse and ushers in an uncharacteristic darkness, nature tends to react. Birds cease their chirping. Buzzing bees return to their hives. And ...

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 the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. If you’re in the ...

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. When the top ...

MACON, Ga. — Cumulus clouds are the very common puffy clouds you see on a partly cloudy day, but have you ever wondered WHY they’re puffy and not flat? To fully understand why, we need to start with ...

PITTSBURGH (KDKA) - On beautiful days full of sunshine, sometimes some puffy clouds develop that look like cotton balls. These "fair weather cumuli" form because of certain atmospheric conditions. You ...

We've nearly made it through a wet and windy Wednesday, which will be good practice for more of the same tomorrow. by Scott Sistek Seeing "hat clouds" -- or lenticular clouds atop Mt. Rainier or other ...

As a pilot, at what point do cumulus clouds start worrying you when you're out flying? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and ...