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Boulder, Colo., USA: The Geological Society of America regularly publishes
articles online ahead of print. For April,
GSA Bulletin topics
include multiple articles about the dynamics of China and Tibet; new
insights into the Chicxulub impact structure; and the dynamic topography of
the Cordilleran foreland basin. You can find these articles at
https://bulletin.geoscienceworld.org/content/early/recent
.
Tectonic and eustatic control of Mesaverde Group
(Campanian-Maastrichtian) architecture, Wyoming-Utah-Colorado region,
USA
Keith P. Minor; Ronald J. Steel; Cornel Olariu
Abstract:
We describe and analyze the depositional history and stratigraphic
architecture of the Campanian and Maastrichtian succession of the southern
In 2016, Sean Gulick and a team of researchers extracted asteroid dust from sections of dark brown, silty claystone and greyish-green marlstone buried beneath the ocean in Mexico’s Yucatán Peninsula. Now, five years later, that dust has answered perhaps one of humankind’s most poignant questions: What killed the dinosaurs?
Gulick, a research professor at the Jackson School of Geosciences, spent over a decade sending out proposals for the mission, so when it finally commenced, and he was bunked six-to-a-cabin and sharing one bathroom with his fellow scientists for two months on a lift boat perched 15 meters above the water much higher still above the crater they were drilling into the intimate quarters were forgiven in lieu of the excitement of discovery. Each layer they drilled into revealed a new mystery.
How did the dinosaurs die? Dust may solve the case futurity.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from futurity.org Daily Mail and Mail on Sunday newspapers.