Climate
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ClimateThe high life
The sky is full of microscopic life, some of which might even trigger rain or snow.
By Douglas Fox -
ClimateEvolution of a Frankenstorm
Huge, late October hurricane turned into a superstorm that savaged much of the eastern United States.
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ClimateWatching our seas rise
Satellites, coral reefs, ancient Roman fishponds and sinking cities help us understand how humans are changing sea level.
By Douglas Fox -
ClimateSeal scientists
Elephant seals help climate scientists understand deepwater heating around Antarctica.
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ClimateA record Arctic melt
Satellites show summer 2012 sea ice covering the Arctic Ocean shrunk to a record low.
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ClimateHot summer for a cold island
A rare heat wave rolled over Greenland in July, thawing its ice and snow.
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ClimateIron versus climate change
Metal deposits can promote the growth of ocean algae that gobble greenhouse gas.
By Roberta Kwok -
ClimateWeird weather
Global warming helped trigger heat waves and droughts last year.
By Roberta Kwok -
ClimateSudden big chill
Earth’s climate cooled quickly at the beginning of the Little Ice Age, hundreds of years ago.
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ClimateDirty clouds change rainfall
Scientists find a link between air pollution and extremes in rainfall.
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ClimateDid Columbus contribute to a Little Ice Age?
Scientist shows a surprising link between the explorer and a dip in temperatures.