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	<title>Periodic Table &#8211; Greg Laden&#039;s Blog</title>
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		<title>How Did They Make The Periodic Table?</title>
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		<dc:creator><![CDATA[Greg Laden]]></dc:creator>
		<pubDate>Tue, 30 Jan 2018 22:51:45 +0000</pubDate>
				<category><![CDATA[Physical Science and Math]]></category>
		<category><![CDATA[Chemestry]]></category>
		<category><![CDATA[Periodic Table]]></category>
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					<description><![CDATA[Good question. In short, Dmitri Mendeleev noticed that certain properties of the elements repeated, i.e., were periodic. This allowed him to create an initial framework for the elements that had rather intriguing empty spaces. In this way, he predicted as yet undiscovered elements. A periodic table. Eventually these discoveries happened. A longer version of how &#8230; <a href="https://gregladen.com/blog/2018/01/30/make-periodic-table/" class="more-link">Continue reading <span class="screen-reader-text">How Did They Make The Periodic Table?</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		
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		<title>Best Periodic Table of the Elements</title>
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		<dc:creator><![CDATA[Greg Laden]]></dc:creator>
		<pubDate>Thu, 16 Oct 2014 02:33:49 +0000</pubDate>
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		<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[Periodic Table]]></category>
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					<description><![CDATA[This is Ptable, an on line interactive periodic table. Click on the image to visit the site. Related: The book Wonderful Life with the Elements Tiny Periodic Table of the Tiny Elements Look Around You: Water]]></description>
		
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		<title>Wonderful Life with the Elements</title>
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		<dc:creator><![CDATA[Greg Laden]]></dc:creator>
		<pubDate>Tue, 06 Nov 2012 15:57:59 +0000</pubDate>
				<category><![CDATA[Book]]></category>
		<category><![CDATA[Books]]></category>
		<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[Periodic Table]]></category>
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					<description><![CDATA[Have ever really thought about the elements? Have you ever really asked questions about them? If you are some kind of scientist or science geek, you probably know a lot about them, and that could even be a disadvantage for you, in a sense. For instance, if you learned early on that elements were formed &#8230; <a href="https://gregladen.com/blog/2012/11/06/wonderful-life-with-the-elements/" class="more-link">Continue reading <span class="screen-reader-text">Wonderful Life with the Elements</span> <span class="meta-nav">&#8594;</span></a>]]></description>
		
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