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    <title>biology</title>
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    <updated>2026-04-30T09:27:00+00:00</updated>
    <id>https://liber.puzzling.org/guest/tags/136/feed</id>
            <entry>
            <id>https://liber.puzzling.org/links/7414</id>
            <title type="text"><![CDATA[Asteroid Hosts All Ingredients for DNA and RNA - Eos]]></title>
            <link rel="alternate" href="https://eos.org/articles/asteroid-hosts-all-ingredients-for-dna-and-rna" />
            <link rel="via" type="application/atom+xml" href="https://liber.puzzling.org/links/7414"/>
            <author>
                <name><![CDATA[mary]]></name>
            </author>
            <summary type="text">
                <![CDATA[Samples collected from asteroid Ryugu contain the four genetic “letters” of DNA, reinforcing the hypothesis that the chemical origins of life were present when…]]>
            </summary>
            <updated>2026-04-08T22:20:25+00:00</updated>
        </entry>
            <entry>
            <id>https://liber.puzzling.org/links/7407</id>
            <title type="text"><![CDATA[Katherine Rundell · Consider the Greenland Shark]]></title>
            <link rel="alternate" href="https://www.lrb.co.uk/the-paper/v42/n09/katherine-rundell/consider-the-greenland-shark" />
            <link rel="via" type="application/atom+xml" href="https://liber.puzzling.org/links/7407"/>
            <author>
                <name><![CDATA[mary]]></name>
            </author>
            <summary type="text">
                <![CDATA[I am glad not to be a Greenland shark; I don’t have enough thoughts to fill five hundred years. But I find the very...]]>
            </summary>
            <updated>2026-03-29T10:47:49+00:00</updated>
        </entry>
            <entry>
            <id>https://liber.puzzling.org/links/7398</id>
            <title type="text"><![CDATA[Why are there no fish in the deepest deep sea? | Deep Sea News]]></title>
            <link rel="alternate" href="https://deepseanews.com/2015/08/why-are-there-no-fish-in-the-deepest-deep-sea/" />
            <link rel="via" type="application/atom+xml" href="https://liber.puzzling.org/links/7398"/>
            <author>
                <name><![CDATA[mary]]></name>
            </author>
            <summary type="text">
                <![CDATA[Here’s a mystery: below 8,400 meters there are no fish. There are other creatures: sea cucumbers, anemones, tiny worms, but no one has ever seen a fish. At 8,370 meters? There are fish. But not below 8,400 meters. At its deepest the ocean reaches roughly 11,000 meters, so there is plenty of space. And right below 8,400]]>
            </summary>
            <updated>2026-03-12T21:10:51+00:00</updated>
        </entry>
            <entry>
            <id>https://liber.puzzling.org/links/7384</id>
            <title type="text"><![CDATA[Men lose their Y chromosome as they age. Scientists thought it didn’t matter – but now we’re learning more]]></title>
            <link rel="alternate" href="https://theconversation.com/men-lose-their-y-chromosome-as-they-age-scientists-thought-it-didnt-matter-but-now-were-learning-more-275823" />
            <link rel="via" type="application/atom+xml" href="https://liber.puzzling.org/links/7384"/>
            <author>
                <name><![CDATA[mary]]></name>
            </author>
            <summary type="text">
                <![CDATA[The Y chromosome doesn’t seem to do much except determine sex – but its loss in older men might be linked to heart disease, cancer and Alzheimer’s.]]>
            </summary>
            <updated>2026-02-22T12:07:15+00:00</updated>
        </entry>
    </feed>
