Stargazers in parts of Europe were stunned by an unusual sight on Monday evening: a large, glowing blue spiral in the sky.

This GOES-W repeating satellite time-lapse video provided by the National Weather Service in Portland, captured between 8 a.m ...

How Are Clouds’ Shapes Made? Explore the diverse world of cloud formations, from ground-level fog to high-flying cirrus ...

Some suggest to shift the fluid around in your eyes by looking up and down, while supplements can help maintain general eye ...

A Curious Blue Swirl of Light Captivates Sky Watchers in Europe The Met Office, Britain’s weather service, said the light was ...

Have you ever wondered how clouds stay in the sky? Here's your answer, and by the way, the weight of an actual cloud might ...

This satellite picture shows the Cirrus Radiatus clouds and the blue arrows show direction of jet stream A fan of pink and yellow streaks decorate the blue sky over a frosty field in Coulsdon ...

As a cloud comes out from behind the dark clouds into a bright blue sky, it is edged with a silvery lining. Thus we are moving from relative darkness into bright light and the meaning of the idiom ...

Sunday turns much colder, with highs in the low to mid-30s. After a few morning clouds, nearly total blue sky is expected in ...

You know that beautiful, clear blue sky over Rochester? It’s always a welcome sight—when it happens. But have you ever noticed the thin white streaks that sometimes crisscross the sky? Many people ...