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Geotimes
March 2005
Naomi Lubick |
Broken bones yield T. rex tissue When researchers reluctantly sliced a Tyrannosaurus rex femur in half to get it out of the field, they found something completely unexpected -- the original structure of blood vessels and other soft tissues. Might DNA testing reveal detailed information on the genetic code of T. rex, and more?   |
Geotimes
July 2005
Laura Stafford |
Rare 3-D Fossil Preservation A new fossil locality in southern China is giving paleontologists a more detailed look at the early body plans of Ediacara organisms. |
Geotimes
February 2004
Megan Sever |
An African puzzle piece The time period from 32 to 24 million years ago has largely been a black hole for paleontologists studying East Africa's animals. Newly discovered large vertebrate fossils from Ethiopia, however, are providing evidence that not only was there a thriving and diverse population, but also that it continued long after. |
Geotimes
June 2004
Megan Sever |
Reworking the Cambrian Explosion Trilobite diversification during the Cambrian is thought to exemplify the explosion of animals and plants. New research suggests, however, that the trilobites diversified much earlier, thus calling into question the theory and possible dates of a biological big bang caused by tectonic movement. |
Geotimes
September 2007
Ari Hartmann |
Rapid Evolution in Early Trilobites Fueled by High Variation Trilobites were even more ubiquitous on the Cambrian seafloor than they are now in museum gift shops. |
Geotimes
September 2004
Megan Sever |
Ediacaran Fossil up Close Paleontologists have recently uncovered a goldmine of exceptionally well-preserved fossils in Newfoundland, Canada. |
Scientific American
December 2008
John Rennie |
Dynamic Darwinism: Evolution Theory Thrives Today The naturalist would approve of how evolutionary science continues to improve |
Chemistry World
November 27, 2006
Richard Van Noorden |
Home-Baked Plants Solve Petrol Mystery Scientists have baked up their own artificial leaf fossils to answer a long-standing puzzle concerning the chemical formation of kerogen, a precursor to fossil fuels. |
Chemistry World
August 23, 2012
Simon Hadlington |
Setback for fool's gold photovoltaics Extensive tests by US researchers on nanocrystals of the pyrite phase of iron sulfide -- also known as fool's gold -- suggest that the material is unlikely to be a good candidate for photovoltaic applications, contrary to some predictions. |
Geotimes
April 2006 |
Geomedia Wikipedia v. Britannica: Readers Beware... Book Review: Ice: The Nature, the History and the Uses of an Astonishing Substance... etc. |
