Biology
9 inventions in this category
Agar plate
Microbiology needed a floor. Broths and flasks could grow bacteria, but they could not sort them. Every sample became a cloudy crowd. Until microbes c...
Amphetamine
Amphetamine began as a chemical orphan. In 1887, in `berlin`, the Romanian chemist Lazăr Edeleanu synthesized phenylisopropylamine while working in th...
Animal cloning
Cloning stopped being a thought experiment when a frog egg accepted someone else's nucleus and obeyed it. Before 1952 embryologists could split embryo...
Binomial nomenclature
Binomial nomenclature emerged in 1753 not because Carl Linnaeus suddenly wanted to organize nature, but because the conditions aligned: global explora...
DNA as the carrier of information
Genes became chemical only when one stubborn result refused to die in the test tube. `dna-as-the-carrier-of-information` mattered because it overturne...
Genetic Code
Life had been speaking in triplets for billions of years before anyone could read a single word. By the late 1950s biologists knew, thanks to the `str...
Natural selection
An island fever in `indonesia` and a long hesitation in the `united-kingdom` converged on the same unsettling claim: life does not need a designer to...
Neuron doctrine
A few blackened cells on a pale background broke one of biology's hardest visual habits. Before the late nineteenth century, many anatomists treated t...
Nucleic Acid
A sticky phosphorus-rich substance scraped from pus-soaked bandages in Tübingen became the quiet center of modern biology. In 1869 Friedrich Miescher,...