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Pythagoras contributes to the development of maths (1900 BC)

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Pythagoras contributes to the development of maths (1900 BC)

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Back in 1900 BC Pythagoras contributed to the development of math, he was was best known for his ideas in geometry. He was in fact the first person ever to say that the hypotenuse of a right triangle is equal to the sum of the squares on the other two sides. This is now called the Pythagorean theorem.

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The wooden cartwheel is first used (1800 BC)

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The wooden cartwheel is first used (1800 BC)

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Back in 1800 BC, the wooden cartwheel was first used. This was a way of evaporating heavy things much more efficiently. This was a big upgrade for man kind.

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Back in 1200 BC, the iron age began. During this time people from all over the world started making tools and weapons from iron because it was better than bronze.

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Democritus suggests the world is made up of atoms (400 BC)

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Democritus suggests the world is made up of atoms (400 BC)

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Back in 400 BC, Democritus suggested that the world is made up of atoms. This was a great discovery because it led to amazing scientific breakthroughs in modern chemistry and nuclear energy.

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Sumerians divide the day into 24 hours, 60 minutes, and 60 seconds (147-127 BC)

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Sumerians divide the day into 24 hours, 60 minutes, and 60 seconds (147-127 BC)

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Between the time 147-127 BC Sumerians split up the day into 24 hours. They based it on the fact that we have 12 hours of daylight and 12 hours of darkness. they also made an hour 60 minutes and a minute into 60 seconds this made it easier to count on their fingers

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In 1609 Galileo made the telescope, it made things look 3 times bigger than the naked eye. It was able to magnify 8 times and then later on 30 times. This made a large impact because we could find out a lot more things about space and our solar system.

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William Harvey shows that the heart pumps blood around the body (1618)

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William Harvey shows that the heart pumps blood around the body (1618)

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In 1618 William Harvey, before Harvey doctors used Galen's idea that blood would come from the liver to replace the blood that got burned up by the muscles. This was one of the greatest medical discoveries and it started the science of physiology.

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Back in 1662, the Dodo bird became extinct, it became extinct because of over-harvesting and being killed by the newer animals. The Dodo bird often became a symbol of extinction

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In 1687 Isaac Newton discovered gravity, he found out that an object as big as an apple or a plant is all subject to gravity, he set the foundation for all modern classical mechanics

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In 1781 Hershel discovered Uranus, he was watching stars in the night skies with a telescope he made himself until he noticed one seemed different, and after he watched for a while he realized that it was orbiting the sun, this was so significant because it expanded our knowledge on the solar system

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Albert einstein discovers the theory of relativity (1916)

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Albert einstein discovers the theory of relativity (1916)

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In 1916 Albert Einstein discovered the theory of relativity, he discovered that the laws of physics are equal to all non-accelerating observers. His work changed our way of living in the cosmos

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Fredrick banting produces and patents insulin (1921)

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Fredrick banting produces and patents insulin (1921)

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In 1921 Fredrick Banting discovered insulin, this was one of Canada's most remarkable contributions to medical research and it completely changed the treatment of diabetes saving millions of lives

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Alexander fleming discovers the antibacterial properties of penicillin (1928)

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Alexander fleming discovers the antibacterial properties of penicillin (1928)

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In 1928 Alexander Fleming discovered penicillin, with this discovery infections that used to be very dangerous could now be treated easily. It was capable of killing an extensive range of bacteria.

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Birth control pill becomes available (1950)

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Birth control pill becomes available (1950)

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In 1950 the birth control pill first became available, this gave women the freedom to not have an unwanted baby and have to plan parenthood

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Watson and Crick discover DNA structure (1953)

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Watson and Crick discover DNA structure (1953)

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In 1953 Watson and crick discovered the structure of DNA, this marked a milestone in the history of science and gave rise to modern molecular biology