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Past discoveries and recent research

Landmark discoveries across eras and regions, alongside well-cited papers published in recent weeks.

Historical discovery1792
Benjamin Banneker
United States · Astronomy
Published almanacs based on his own astronomical calculations.
Historical discovery1952
Grace Hopper
United States · Computing
Developed the A-0 system, one of the first compilers.
Historical discovery1935
Hideki Yukawa
Japan · Physics
Predicted the meson as the carrier of the strong nuclear force.
Historical discovery1939
Ernest Everett Just
United States · Biology
Published The Biology of the Cell Surface, showing the role of the cell surface in fertilisation and development.
Historical discoveryc. 240 BCE
Eratosthenes
Egypt (Alexandria) · Geography
Estimated the circumference of the Earth from the angle of shadows at Syene and Alexandria.
Historical discovery1940
Howard Florey
Australia / United Kingdom · Medicine
With Ernst Chain and colleagues, purified penicillin and showed that it cures infections.
Historical discovery1952
Rosalind Franklin
United Kingdom · Chemistry
Produced X-ray diffraction images of DNA, including Photo 51, that revealed its helical form.
Historical discovery1935
Cicely Williams
Ghana (then Gold Coast) · Medicine
Described and named kwashiorkor, a severe form of childhood malnutrition.
Historical discoveryc. 1040
Bi Sheng
China · Engineering
Invented movable type made of fired clay for printing.
Historical discoveryc. 1000
Abu al-Qasim al-Zahrawi
Spain (al-Andalus) · Medicine
Completed Kitab al-Tasrif, a medical encyclopaedia with illustrated surgical instruments.
Historical discovery1930
Subrahmanyan Chandrasekhar
India / United Kingdom · Astronomy
Calculated the maximum mass of a white dwarf star, now called the Chandrasekhar limit.
Historical discovery1869
Dmitri Mendeleev
Russia · Chemistry
Arranged the elements in a periodic table and predicted elements not yet discovered.

Recent research lists well-cited journal articles from the last 60 days in OpenAlex, with titles as published. Countries use present-day names.

Past discoveries and recent research

Landmark discoveries across eras and regions, alongside well-cited papers published in recent weeks.

Historical discovery1792
Benjamin Banneker
United States · Astronomy
Published almanacs based on his own astronomical calculations.
Historical discovery1952
Grace Hopper
United States · Computing
Developed the A-0 system, one of the first compilers.
Historical discovery1935
Hideki Yukawa
Japan · Physics
Predicted the meson as the carrier of the strong nuclear force.
Historical discovery1939
Ernest Everett Just
United States · Biology
Published The Biology of the Cell Surface, showing the role of the cell surface in fertilisation and development.
Historical discoveryc. 240 BCE
Eratosthenes
Egypt (Alexandria) · Geography
Estimated the circumference of the Earth from the angle of shadows at Syene and Alexandria.
Historical discovery1940
Howard Florey
Australia / United Kingdom · Medicine
With Ernst Chain and colleagues, purified penicillin and showed that it cures infections.
Historical discovery1952
Rosalind Franklin
United Kingdom · Chemistry
Produced X-ray diffraction images of DNA, including Photo 51, that revealed its helical form.
Historical discovery1935
Cicely Williams
Ghana (then Gold Coast) · Medicine
Described and named kwashiorkor, a severe form of childhood malnutrition.
Historical discoveryc. 1040
Bi Sheng
China · Engineering
Invented movable type made of fired clay for printing.
Historical discoveryc. 1000
Abu al-Qasim al-Zahrawi
Spain (al-Andalus) · Medicine
Completed Kitab al-Tasrif, a medical encyclopaedia with illustrated surgical instruments.
Historical discovery1930
Subrahmanyan Chandrasekhar
India / United Kingdom · Astronomy
Calculated the maximum mass of a white dwarf star, now called the Chandrasekhar limit.
Historical discovery1869
Dmitri Mendeleev
Russia · Chemistry
Arranged the elements in a periodic table and predicted elements not yet discovered.

Recent research lists well-cited journal articles from the last 60 days in OpenAlex, with titles as published. Countries use present-day names.