Hear from Sang-Mook Lee
The Korean oceanographer and spokesman for the disabled talks about the blessings of a debilitating accident.
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The Korean oceanographer and spokesman for the disabled talks about the blessings of a debilitating accident.
In this seismic image, see if you can locate an unsettling new fault just discovered beneath the Mississippi River.
See some of the first imagery ever shot on the Arctic Ocean seabed—and what it's telling us about living at extremes.
Lonnie Thompson discusses why we should care that glaciers are melting, why sea-level rise is only part of it, and more.
Examine a lineup of possible culprits in the Permian extinction and cast your vote in our poll.
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