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      <title>Science Timeline Activity by Sophia Somogyi</title>
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      <pubDate>2023-02-13 16:01:04 UTC</pubDate>
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         <title>1450:                                                                          Johann Gutenberg invents printing press</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2479829795</link>
         <description><![CDATA[<div>The invention of the printing press. This is important because it helped to share large amounts of information quickly. It allowed ideas to spread, increased literacy, and grew the printing industry.&nbsp;</div>]]></description>
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         <pubDate>2023-02-13 16:03:10 UTC</pubDate>
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         <title>1543: Nicholas Copernicus shows planets orbiting the sun</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480285868</link>
         <description><![CDATA[<div>Copernicus proposed that Earth and the other planets revolve around the sun, the heliocentric theory, and that the Earth spins on an axis. This was important because it better explains the&nbsp;seasons and because before this everyone thought the Earth was the center of the universe.</div>]]></description>
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         <pubDate>2023-02-13 21:21:30 UTC</pubDate>
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         <title>1628: William Harvey shows that the heart pumps blood around the body</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480286312</link>
         <description><![CDATA[<div>Harvey proved that blood flows around the human body and it is pumped through a system of arteries and veins. This is important because it proved that the theory that blood consumed blood was incorrect.&nbsp;</div>]]></description>
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         <pubDate>2023-02-13 21:22:05 UTC</pubDate>
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         <title>1687: Isaac Newton discovered gravity</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480286552</link>
         <description><![CDATA[<div>Newton was the first person to discover gravity. This is important because it proves that all objects are subject to gravity, and that gravity keeps the planets rotating around the sun and affects the flow of rivers and tides.</div>]]></description>
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         <pubDate>2023-02-13 21:22:23 UTC</pubDate>
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         <title>1758: Halley’s comet was discovered</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480286702</link>
         <description><![CDATA[<div>Halley's theory&nbsp;was that the comet orbited the sun and it passed by Earth around every 76 years. This is important because it was the first time astronomers understood that comets could pass by the Earth multiple times. </div>]]></description>
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         <pubDate>2023-02-13 21:22:37 UTC</pubDate>
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         <title>1796: Edward Jenner vaccinates against smallpox</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287006</link>
         <description><![CDATA[<div>Jenner invented a smallpox vaccine. This is important because it saved the lives of so many people and led to the end of smallpox. It also inspired the development of many more important vaccines.</div>]]></description>
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         <pubDate>2023-02-13 21:23:03 UTC</pubDate>
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         <title>1866: Alfred Nobel invents dynamite </title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287261</link>
         <description><![CDATA[<div>Nobel was the first to invent dynamite. It is important because it helped a lot in mining and construction, as it was a quicker and simpler way to destroy rock. It helped with building things like roads, tunnels, canals, and other construction projects. Dynamite also inspired weapons like bombs and cannons used in wars.</div>]]></description>
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         <pubDate>2023-02-13 21:23:22 UTC</pubDate>
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         <title>1859: Charles Darwin publishes theory on evolution</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287512</link>
         <description><![CDATA[<div>Darwin's theory of evolution is about how species evolve and change over time. It is important because it helped give a better understanding of humans and life in general.</div>]]></description>
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         <pubDate>2023-02-13 21:23:44 UTC</pubDate>
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         <title>1880: Thomas Edison invents electric lightbulb</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287674</link>
         <description><![CDATA[<div>Edison first invented the lightbulb. This was important because it allowed us to be active after dark, to work longer, to travel/navigate safely, etc. It also helped the industrial revolution because miners had a steady light source that was not at risk of exploding.&nbsp;</div>]]></description>
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         <pubDate>2023-02-13 21:23:57 UTC</pubDate>
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         <title>1898: Madame Curie discovers radium</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287811</link>
         <description><![CDATA[<div>Marie Curie discovered radium. This is important because it was found that radium destroyed diseases cells faster than healthy ones, so it could be used to treat tumors. It has numerous medical applications, including a treatment for cancer.</div>]]></description>
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         <pubDate>2023-02-13 21:24:09 UTC</pubDate>
         <guid>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480287811</guid>
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         <title>1905: Albert Einstein discovers theory of relativity</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480288068</link>
         <description><![CDATA[<div>Einstein's theory of relativity is about time and space. It is important because it had a huge impact on the field of physics, and it helped to better understand space and time.</div>]]></description>
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         <pubDate>2023-02-13 21:24:30 UTC</pubDate>
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         <title>1923: Frederick Banting produces and patents insulin</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480288642</link>
         <description><![CDATA[<div>Insulin was patented and released to the world for anyone who needed it. This is important because before this those with diabetes did not live for long, since doctors were unable to much more than give the patients a few extra years. It saved the lives of millions.</div>]]></description>
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         <pubDate>2023-02-13 21:25:20 UTC</pubDate>
         <guid>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480288642</guid>
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         <title>1950: Birth control pill becomes available</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480289033</link>
         <description><![CDATA[<div>The birth control pill was released. This is important because it gave women much more freedom and reproductive autonomy. It led to people starting to get married later, and babies starting to arrive later.</div>]]></description>
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         <pubDate>2023-02-13 21:25:56 UTC</pubDate>
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         <title>1953: Watson and Crick discover DNA structure</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480289255</link>
         <description><![CDATA[<div>The discovery of DNA structure. This is important because it helped to diagnose genetic disorders, create new drugs, and helped scientists study genes.</div>]]></description>
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         <pubDate>2023-02-13 21:26:14 UTC</pubDate>
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         <title>2021: James Webb Space Telescope launches</title>
         <author>sophiasomogyi</author>
         <link>https://padlet.com/sophiasomogyi/kinemnwhrkepbpgv/wish/2480289389</link>
         <description><![CDATA[<div>The launch of the James Webb Space Telescope. This is important because it will grow our understanding of space, and will help us find out if planets orbiting other stars could support life.</div>]]></description>
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         <pubDate>2023-02-13 21:26:26 UTC</pubDate>
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