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What makes a tornado?
The biggest swarm of tornadoes ever recorded—148 in all—rumbled across the U.S. Midwest and South on 3–4 April 1974.
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Where it's wintry and where it's not: La Niña at the helm
The periodic cooling of the eastern tropical Pacific Ocean helps bring rain to Alaska and blizzards to Colorado.
- Climate
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The Cray-1: Not your ordinary supercomputer
NCAR’s Mesa Laboratory saw thousands of comings and goings in its first few years, but only one arrival needed a new room to accommodate it.
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Eyes on the corona
For all the blazing glory of the visible Sun, it’s the outer atmosphere, or corona—far hotter than the interior, yet invisible to the naked eye—that most intrigued solar scientists during NCAR’s first years
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The Nineteen Seventies
With a new central laboratory in place, NCAR and UCAR progressed from their exuberant youth into an eventful adolescence in the 1970s.