Health
Deadly 1918 flu pandemic may be source of modern milder seasonal virus
Viruses sequenced from century-old lung samples in German and Austrian museums have shed light on how flu can change over time
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Viruses sequenced from century-old lung samples in German and Austrian museums have shed light on how flu can change over time
For something so small, viruses have a huge impact on the world. They are easily the most abundant organisms on Earth (though the use of the word 鈥渙rganisms鈥 is controversial), found in every environment in vast, mind-numbingly large numbers.