An Explosion in the History of Life October 1, 2013 My brother likes to build buildings in his free time. He has a couple of timber-frame structures on his property that he put up over the years, and now he’s working on a more traditional “stick” building made of 2×6’s and 2×4’s.
Soils Versus Sea Beds March 19, 2013 There’s a new debate in paleontology, one that took me by surprise but that shows nicely how some science works.