A rare roll cloud stunned beachgoers in Portugal as it swept across the sky during a heatwave. Watch the breathtaking moment.

Have you ever looked up at the sky and been struck speechless by a cloud so strange it seemed like a message from another ...

A rare "roll cloud" phenomenon resembling a tsunami startled beachgoers in Portugal, triggering strong winds. What is this ...

People in Portugal witnessed one of the most beautiful natural phenomena– after ‘roll clouds’ took over the ocean, turning it ...

The post Kelvin-Helmholtz Clouds: The Sky’s Version of Ocean Waves appeared first on The Hearty Soul. advertisement. ... It doesn't just occur in clouds; it can appear in clear air, in the ocean ...

Scientists are venturing to the Southern Ocean to study clouds and the world's cleanest air to better understand climate ...

Back in 2014, NASA spotted a circle of clouds over the Pacific Ocean, ... These types of patterns form when fluid (or in this case, air) is heated from below.

Even the cumulus clouds are a little harder to see in the sky so that’s the difference when you look up.” Saharan Dust helps scattered and refract the sunlight.