Katharine Burr Blodgett (1898-1979) First woman to receive a PhD in physics from Cambridge University and inventor of "invisible" (low-reflectance) glass

Katharine Burr Blodgett (1898-1979) First woman to receive a PhD in physics from Cambridge University and inventor of "invisible" (low-reflectance) glass

On this day, Feb 21, 1953, Francis Crick and James Watson discovered the structure of the DNA molecule. (They were awarded the Nobel Prize in Physiology/Medicine in 1962.)

On this day, Feb 21, 1953, Francis Crick and James Watson discovered the structure of the DNA molecule. (They were awarded the Nobel Prize in Physiology/Medicine in 1962.)

Since her death in 1979, the woman who discovered what the universe is made of has not so much as received a memorial plaque or obituaries mention her greatest discovery…Everyone knows Charles Darwin discovered evolution and Albert Einstein discovered the relativity of time. But when it comes to the composition of our universe, textbooks simply say the most abundant atom in the universe is hydrogen. And no one ever wonders how we know?  Cecilia Payne-Gaposchkin, a truly extraordinary woman.

Since her death in 1979, the woman who discovered what the universe is made of has not so much as received a memorial plaque or obituaries mention her greatest discovery…Everyone knows Charles Darwin discovered evolution and Albert Einstein discovered the relativity of time. But when it comes to the composition of our universe, textbooks simply say the most abundant atom in the universe is hydrogen. And no one ever wonders how we know? Cecilia Payne-Gaposchkin, a truly extraordinary woman.

Josephine Cochrane 1839-1913. When it came time to do the dishes, she really didn’t want to, so she invented a Dishwasher. Her creation had wire compartments for plates, cups and saucers.  They were put inside a wheel that lay flat inside a copper boiler.  A motor turned the wheel pumping hot soapy water from the bottom of the boiler over the dishes. received her first patent on the Garis-Cochran Dish-Washing Machine December 28, 1886. Her company is now called Whirlpool.

Josephine Cochrane 1839-1913. When it came time to do the dishes, she really didn’t want to, so she invented a Dishwasher. Her creation had wire compartments for plates, cups and saucers. They were put inside a wheel that lay flat inside a copper boiler. A motor turned the wheel pumping hot soapy water from the bottom of the boiler over the dishes. received her first patent on the Garis-Cochran Dish-Washing Machine December 28, 1886. Her company is now called Whirlpool.

Mary Alice McWhinnie (1922–1980) was a world-renowned expert on krill…

34 American Lady Scientists Who Changed The World

Susan Shelby Magoffin..1st white woman down the Santa Fe Trail in 1846. She was on her honeymoon!

Susan Shelby Magoffin..1st white woman down the Santa Fe Trail in 1846. She was on her honeymoon!

susan b anthony | Picture of Susan B. Anthony and Elizabeth Cady Stanton, Woman Suffrage ...

Susan B. Anthony Pictures

susan b anthony | Picture of Susan B. Anthony and Elizabeth Cady Stanton, Woman Suffrage ...

Canadian biochemist and organic chemist Maud Leonora Menten conducted work on enzyme kinetics with German-born biochemist Leonor Michaelis, leading to the Michaelis-Menten hypothesis, which explains the mechanism and velocity of reversible reactions between enzymes and their substrates.

Canadian biochemist and organic chemist Maud Leonora Menten conducted work on enzyme kinetics with German-born biochemist Leonor Michaelis, leading to the Michaelis-Menten hypothesis, which explains the mechanism and velocity of reversible reactions between enzymes and their substrates.

Inventor Beulah Louise Henry: Known as "Lady Edison" - America Comes Alive. she had around 110 inventions total.

Inventor Beulah Louise Henry: Known as "Lady Edison" - America Comes Alive. she had around 110 inventions total.

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