HotAirhttps://hotair.com/headlines/archives/2013/02/21/dude-1691/feed/HotAir is the leading conservative blog for breaking news and commentary covering the Biden administration, politics, media, culture, and current elections.en-usTue, 09 Jun 2026 07:38:04 -0400Dude<![CDATA[An ear, unsurprisingly, is difficult to make from scratch. Ear cartilage is uniquely flexible and strong and has been impossible for scientists to reproduce with synthetic prostheses. &#8230;]]>Thu, 21 Feb 2013 22:10:48 -0500<![CDATA[Erika Johnsen]]>https://hotair.com/headlines/2013/02/21/dude-1691-n100313