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News and Commentary From the Wide World of Earth Science
Chris Rowan is a geologist specialising in the dark arts of paleomagnetism, and getting people to pay him to travel to exotic destinations for fieldwork. Having drilled up New Zealand during his PhD, and South Africa in his first post-doc, he now works at the University of Edinburgh.
Anne Jefferson has a love of all things water-related and blends hydrology, geomorphology, geology, and climate change in her work. She has a Ph.D. from Oregon State University and is now an assistant professor at the University of North Carolina at Charlotte.
What the heck does 'Highly Allochthonous' mean?
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Category: geology
The fossil record prior to 550 million years ago is so patchy that every discovery is going to cause some fanfare. That is certainly case with these odd looking things, which have been proclaimed in Nature as the oldest...
Posted by Chris Rowan at 8:25 AM • 11 Comments •
Category: geology
Whilst the the dawn of the Cambrian clearly marked the diversification of mobile, active animals and biomineralisers, the story of their first origins appear to have begun much earlier.
Posted by Chris Rowan at 2:15 PM • 5 Comments •
Category: by Anne
Spectacular fossilized forests in the Canadian High Arctic provide clues to life on a warmer earth. Unless we mine their coal in order to heat our planet back to the Eocene.
Posted by Anne Jefferson at 1:26 PM • 14 Comments •
Category: geology
On the 4th day of Christmas my true love gave to me...
Posted by Chris Rowan at 11:00 AM • 4 Comments •
Category: bloggery
Volcanoes and dinosaurs and 50's sci-fi, oh my!
Posted by Chris Rowan at 12:52 PM • 1 Comments •
Category: geology
Remember those controversional macro- and trace fossils from the 2 billion year-old Stirling formation? They seemed to offer the intriguing possibility that multicellular life may have popped into being far earlier in Earth history than is generally supposed. However, this...
Posted by Chris Rowan at 11:58 AM • 1 Comments •
Category: fossils
How do palaeontologists know?
Posted by Chris Rowan at 11:53 AM • 2 Comments •
Category: fossils
I really wasn't intending to leave Geopuzzle 14 hanging out unanswered on the interweb for as long as it has - and not just because my delay has apparently put my beer stash in jeopardy. The answer is actually both...
Posted by Chris Rowan at 7:53 AM • 6 Comments •
Category: geopuzzling
This authors of the paper the figure below comes from claim that it's a fossil of some kind: Do you agree? What do you think it is, and how old do you think it is?...
Posted by Chris Rowan at 10:38 AM • 22 Comments •
Category: geology
No surprise to anyone - except biologists, apparently.
Posted by Chris Rowan at 12:57 PM • 5 Comments •
