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	<title>deep subsurface &#8211; BIOENGINEER.ORG</title>
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		<title>New Methanogen Species Found Thriving 2.7 Kilometers Deep in Siberian Aquifer</title>
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		<pubDate>Sat, 17 Oct 2026 17:16:33 +0000</pubDate>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[aquifer]]></category>
		<category><![CDATA[archaea]]></category>
		<category><![CDATA[Archaeal]]></category>
		<category><![CDATA[deep]]></category>
		<category><![CDATA[deep subsurface]]></category>
		<category><![CDATA[driven]]></category>
		<category><![CDATA[extreme microbiology]]></category>
		<category><![CDATA[methanogenesis]]></category>
		<category><![CDATA[Methanothermobacter]]></category>
		<category><![CDATA[terrestrial]]></category>
		<category><![CDATA[thermophiles]]></category>
		<category><![CDATA[tomskensis]]></category>
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					<description><![CDATA[Scientists have isolated Methanothermobacter tomskensis sp. nov., a novel hydrogenotrophic methanogen dominating a 2.7-kilometer-deep thermal aquifer in Western Siberia, revealing active archaeal methanogenesis in the deep subsurface.]]></description>
		
		
		
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