Christopher X J. Jensen
Associate Professor, Pratt Institute

7000 year old fossil human DNA discovered

Posted 08 Jul 2012 / 0

Live Science “Cavemen Bones Yield Oldest Modern Human DNA“

A Minor Post, Genetics, Homo species, Human Evolution, Paleonotology

New fossil find pushes back the origin of bilaterally symmetrical multicellular organisms

Posted 08 Jul 2012 / 0

Live Science “Tiny Tracks of First Complex Animal Life Discovered“

A Minor Post, Macroevolution, Paleonotology

The beginning of sex as we know it

Posted 20 Jan 2011 / 0

This month’s edition of Scientific American features a cover article entitled “Dawn of the Deed” by John A. Long. Long describes how fossil discoveries he and his colleagues made several years ago have changed the way we understand the evolution of copulation. While there has long been evidence that the sharks have practiced internal fertilization Read More

Adaptation, Paleonotology, Sex and Reproduction

Is the “hopelessly incomplete” fossil record a little better than we give it credit for?

Posted 19 Dec 2010 / 0

Conventional wisdom has always been that fossils are impressionistic: although they can tell us a lot about the morphology of a great variety of organic structures, it has been assumed that all but the most recent of fossil remains contain none of the original material that made up the fossilized organism. A recent article in Read More

Paleonotology, Taphonomic Processes