Who laid the first egg?

Who laid the first egg?

A decade ago, Shuhai Xiao, associate professor of geosciences at Virginia Tech, and his colleagues discovered thousands of 600-million-year-old embryo microfossils in the Doushantuo Formation, a…
Climate change didn't kill megafauna

Climate change didn't kill megafauna

Dr Gavin Prideaux, paleontologist for Western Australian Museum and Flinders University, publishes an article in international journal Geology's January 2007 edition that is certain to fuel what has…