Settled: Dinosaurs Done in By Asteroid San Francisco Chronicle, March 4 A large international, multidisciplinary, team of scientists use stratigraphy, chemistry and sedimentary analysis to prove an extinction causing impact at the turning point of two geological and biological ages.  Younger Dryas Boundary Team, PNAS, 2007?  Nope.  KT Team iteration 2010, today in Science. A team of thirty…

I love this paper.  It’s in a great journal, chock full of well-sourced, multidisciplinary information, and written by a rock-solid expert in an immensely important field: Dendrochronology.  While other Dendrochronologists signed-up for the terribly political job of attempting to document slow and incremental temperature change over the ages, Mike Baillie became an expert in the…

This 1498 engraving of a bad day on the continent caught my eye on Michel-Alain Combes’ page here.  I think it is from a famous French fall of that time period. Can someone translate the French for our readers?  [ Click the comments link below to see the translation and explanation of the engraving] Le sixième sceau de l’Apocalypse d’après Dürer Le grand peintre et graveur…