7 scientists who helped change the world - Deepstash
The father of fibre-optic communication

Charles Kuen Kao (1933-2018) transformed the way we communicate. In the mid- 1960s, Kao suggested that information can be delivered in the form of light through fibre-optic...

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7 scientists who helped change the world

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Treating cataracts with lasers

Studies show that over 90% of Americans have at least one cataract by age 65. There are various treatments for cataracts. One technique involved inserting a needle into the eye to ...

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Breaking HIV's genetic code

Flossie Wong-Staal (1946-2020), a virologist, played a central role in AIDS research.

Wong-Staal was part of the team that first identified the HIV virus as the cause of AIDS...

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Pioneering supersonic flight

Christine Darden (1942-present), a female engineer at NASA, used computer models to calculate the environmental effect of sonic booms.

Sonic booms are the lo...

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Invention of the blood bank

Charles Drew (1904-1950). Drew was a leading expert on blood.

During World War II, the need for blood transfusions increased. So in 1940, the U.S. formed the Blood for Britai...

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The first lunar telescope

George Carruthers (1939-2020) designed the Lunar Surface Ultraviolet Camera in 1972.

The camera was sent aboard Apollo 16 and put on the lunar surface. From there, it took ov...

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Treatment for leprosy

Alice Ball (1892-1916) pioneered a new treatment for leprosy. Leprosy caused nerve damage and skin lesions. In 1873, Norwegian physician Dr Gerhard Henrik Armauer Hansen found that...

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