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Mar 8, 2014 02:00 AM ET // Larry O'Hanlon
Open ocean clouds have been found to contain biological substances that can be traced to the waters where they formed.
Dec 23, 2013 03:50 PM ET // Megan Gannon, Live Science News Editor
The rare types of wispy, blue-white clouds form when water molecules freeze around 'meteor smoke' close to the edge of space.
Aug 15, 2013 12:37 PM ET // Larry O'Hanlon
It has been the summer of pyrocumulus in the western United States. Fire-charged giant clouds have been spotted yet again launching from fires in Idaho. Continue reading →
Jun 30, 2011 02:56 PM ET // John D. Cox
Airplanes that take off or land at airports where certain atmosphere conditions prevail can pierce mid-level clouds with unusual round shapes that lead to brief showers of snow or rain.
May 24, 2011 05:16 PM ET // Christina Reed
A new threshold for flying around volcanic ash plumes will lead to less delays and cancellations during the current Icelandic eruption.
Oct 14, 2010 05:10 PM ET // John D. Cox
New experiments by NASA scientists show how carbon dioxide in the atmosphere acts as the "control knob" for climate change.
May 26, 2010 07:05 PM ET // Zahra Hirji
Plant-eating bacteria can fly up into clouds and influence the weather. The big question is by how much.
Nov 29, 2010 02:05 PM ET // John D. Cox
New climate modeling shows that the response of clouds to global change worsens the warming trend.
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