Latest about clouds
Why do clouds float?
Do the clusters of water and ice particles that make up clouds really float in the sky?
Where are the noctilucent clouds we were promised? The sun might be to blame.
Photographers hoping to capture stunning "night-shining" clouds have been left frustrated this year. The fast-approaching solar maximum may be to blame.
Ethereal 'halo' and light arcs around the sun captured in photos of ultra-rare phenomena
At least three separate optical phenomena are visible in the new images. Each of which is created by light refracting through millions of perfectly aligned ice crystals in the upper atmosphere.
Earth's highest, coldest, rarest clouds are back. How to see the eerie 'noctilucent clouds' this summer.
Look North as the stars appear in June and July to have a chance of seeing rare noctilucent (or 'night-shining') clouds with the naked eye.
What happens if you skydive through a cloud?
What it's like to skydive through a cloud depends in part on the type of cloud, but regardless, you'll likely end up cold and wet.
See the first clear images of 'sun rays' on Mars in eerie new NASA photos
The rays appear when sunlight shines through gaps in the cloud during sunrise or sunset and have never been seen this clearly on the Red Planet before.
Ultra-rare 'rainbow clouds' light up the Arctic Circle like auroras in stunning new photos
Rare clouds that give off bright, multi-colored light like an aurora were recently spotted at multiple locations in the Arctic. But what causes them?
