Search our collection of background (non-event) articles from news media, science journals and other sources.
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90 | ||
26 | ||
24 | ||
9 | ||
5 | ||
3 | ||
3 | ||
3 | ||
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2 | ||
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1 | ||
1 |
52 | ||
49 | ||
33 | ||
32 | ||
24 | ||
6 | ||
5 | ||
5 | ||
5 | ||
5 | ||
4 | ||
3 | ||
2 | ||
2 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 | ||
1 |
11 | 11 | 46 | 22 |
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8 | 4 | 9 | 11 | 5 | 19 | 10 | 3 | 5 | 2 | 10 | 4 |
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SUMMER | 18 | |
WINTER | 14 | |
SPRING | 12 | |
FALL | 5 |
United States | 34 | |
Canada | 7 | |
Norway | 2 | |
Russia | 2 | |
Spain | 1 |