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This footage from Prague heliport shows a UH-60 Black Hawk multipurpose helicopter, which Czech volunteers are raising funds for to donate to Ukrainian aviation. As part of the Gift for Putin initiative, the Czechs have already donated $2.3 million to the Ukrainian Armed Forces…
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This footage from Prague heliport shows a UH-60 Black Hawk multipurpose helicopter, which Czech volunteers are raising funds for to donate to Ukrainian aviation. As part of the Gift for Putin initiative, the Czechs have already donated $2.3 million to the Ukrainian Armed Forces…
时政
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twitter.com)
00:00:25
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Each chromosome has thousands of genes
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Each chromosome has thousands of genes
The total possible combination of alleles for those genes in humans is ~70,368,744,177,664, trillions of times more than the number of people who have ever lived (~108 billions)
In some ways this means we are alive against enormous odds
有趣
(
twitter.com)
•
Massimo
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