Viruses

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Viruses

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Viruses love what we’ve done with the planet

Viruses have a straightforward mission: enter cells, reproduce, burst forth, and repeat. The constant copying eventually destroys so many cells, whatever living thing is acting as the virus’s host will fall ill.

That’d be one thing—bad, but not devastating—if these viruses stayed the same as they perpetuated. Then we could likely, eventually, create vaccines for all of the viruses that infect humans. But, as viruses copy themselves using the machinery of their host’s cells, they constantly mutate. Inevitably, some of these mutations are advantageous, enabling the virus to, for example, spread faster or infect a new type of host. Thanks to mutations, there are over 200 “zoonotic”…

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Last Updated : Thursday, November 1, 2018