Pictures of DNA often look very tidy—the strands of the double helix neatly wind around each other, making it seem like studying genetics should be relatively straightforward. In truth, these strands ...
Climate Compass on MSN
Seven Documented Times Earth's Magnetic Poles Reversed
The Steens Mountain Rapid Reversal - A Shocking 15.5 Million Year Old Event 5 million years ago. This southeastern Oregon ...
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