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 ...

With mostly cloudy skies over the next several days, it’s a good time to spot some clouds. Here are the different types of ...

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 ...

A recent study found that cumulus clouds, the small cotton ball-like ones typical for a sunny day, can dissipate once an eclipse begins. But if the skies are overcast, your view could still be ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. GRAND RAPIDS, Mich. (WOOD) — Just because something floats doesn’t mean it is weightless. A great example is when oil is poured ...

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 ...

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