the.com/germ

the smallest thing that ever changed the course of human history.

means A microscopic organism — bacteria, virus, or the like — capable of causing disease, or more broadly the tiny seed or beginning from which something grows.

from From the Latin germen, meaning a sprout, bud, or offshoot — the same root that gives us 'germinate.' For centuries a germ was simply the living seed-speck inside a grain (the 'wheat germ' on your cereal box still carries this older sense). Only in the 19th century, as scientists like Pasteur revealed the unseen sprouting of microbes in disease, did 'germ' shift from the seed of a plant to the seed of an infection — the same word, quietly turning from harvest to sickness.

body count
Microbes outnumber your own cells in your body
old timer
Bacteria predate dinosaurs by billions of years
name origin
From Latin germen, meaning sprout or seed
hidden empire
Most germs are harmless or actively keep you alive
survival king
Some bacteria thrive in boiling acid and nuclear waste
for instance

mycobacterium tuberculosis — bacterium that infects 10 million people annually worldwide

escherichia coli — bacterium found in human intestines and common cause of food poisoning

influenza virus — respiratory virus that killed 50 million in 1918 spanish flu pandemic

staphylococcus aureus — bacterium responsible for methicillin-resistant staph infections in hospitals globally

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