PZ Myers posted Entry 2663 on October 24, 2006 08:24 AM.
Trackback URL: http://www.pandasthumb.org/cgi-bin/mt/mt-tb.fcgi/2656


There is a treasure trove in China: the well-preserved phosphatized embryos of the Doushantuo formation, a sampling of the developmental events in ancient metazoans between 551 and 635 million years ago. These are splendid specimens that give us a peek at some awesomely fragile organisms, and modern technology helps by giving us new tools, like x-ray computed tomography (CT), scanning electron microscopy (SEM), thin-section petrography, synchrotron X-ray tomographic microscopy (SRXTM), and computer-aided visualization, that allow us to dig into the fine detail inside these delicate specimens and display and manipulate the data. A new paper in Science describes a survey of a large collection of these embryos, probed with these new techniques, and rendered for our viewing pleasure…that is, we've got pretty pictures!

Continue reading "Dissecting embryos from half a billion years ago" (on Pharyngula)

Commenters are responsible for the content of comments. The opinions expressed in articles, linked materials, and comments are not necessarily those of PandasThumb.org. See our full disclaimer.

Comment #141404

Posted by Corkscrew on October 24, 2006 10:10 AM (e)

Whatever you do, don’t tell the anti-abortionists about this…

Comment #141588

Posted by Michael Suttkus, II on October 26, 2006 8:38 AM (e)

They’re not human embryos. Non-humans don’t matter.