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I have a couple of things in the mental queue for this week, but I'm still playing catch-up from my trip to Texas, so instead you get a really quick comment on last night's Cosmos. This one was all about the history of the Earth-- continents moving, climate changing, mass extinctions-- stuff that I…
This being the last week of class, it seems appropriate to reflect a bit more on the semester just finishing. Bluntly, this has been an awful semester for me in terms of things that count toward reappointment, tenure, and (nonexistent) merit raises. If you don't want to hear me whine a little about…
Fossils always have interesting stories to tell, and two studies by prominent scientists in the field suggest this one may not have a happy ending...
Today's Seattle Times reports that in Earth's 520+ million year history, four of the five major extinctions are linked to warmer tropical seas.…
I've got a new conversation up at bloggingheads.tv. This time around I talk to University of Washington paleontologist Peter Ward about the mass extinctions that wiped out millions of species in the past, and how disturbingly difficult it is to rule out the possibility that we're sending ourselves…