evolution

New fossils are no "missing link"

Understanding Evolution logo

From Understanding Evolution  --  Last month, scientists announced the discovery of 55-million-year-old fossils that belong to a mammal from ancient India, Cambaytherium thewissi. The hoofed animal may not have been particularly distinctive looking — it would have weighed between 45 and 75 pounds, resembling a cross between a wild boar and a tapir — but it does occupy a distinctive place on the Tree of Life. Some news outlets immediately began heralding the discovery as a "missing evolutionary link" between horses and rhinos. But is this accurate?

The Animated Life of A.R. Wallace

Alfred Russel Wallace

From the NY Times  --  Although Alfred Russel Wallace made one of the most important scientific discoveries in history, he’s been all but forgotten. A contemporary of Charles Darwin, Wallace was the other guy to discover natural selection – the evolutionary process whereby better adapted organisms are more likely to survive and pass on their traits than less adapted ones.  In honor of the centennial of his death (Nov.

Materials from Teaching Controversial Issues Workshop

Geological Society of America

On October 26, PAESTA Leaders Laura Guertin and Tanya Furman were co-leaders and presenters at two half-day workshops held at the Geological Society of America Annual Meeting in Denver, Colorado.  The workshops focused on Teaching Controversies in the K-16 Classroom, with the morning session highlighting climate change and energy, and the afternoon session addressing evolution of life and Earth.