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Now showing items 1-2 of 2

    • Diminutive fleet-footed tyrannosauroid narrows the 70-million-year gap in the North American fossil record 

      Zanno, Lindsay E.; Tucker, Ryan T.; Canoville, Aurore; Avrahami, Haviv M.; Gates, Terry A.; Makovicky, Peter J. (Springer Nature, 2019-02-21)
      To date, eco-evolutionary dynamics in the ascent of tyrannosauroids to top predator roles have been obscured by a 70-million-year gap in the North American (NA) record. Here we report discovery of the oldest Cretaceous NA ...

    • Developing autonomous observing systems for micronutrient trace metals 

      Grand, Maxime M.; Laes-Huon, Agathe; Fietz, Susanne; Resing, Joseph A.; Obata, Hajime; Luther, George W. III; Tagliabue, Alessandro; Achterberg, Eric P.; Middag, Rob; Tovar-Sanchez, Antonio; Bowie, Andrew R. (Frontiers Media, 2019-02-21)
      Trace metal micronutrients are integral to the functioning of marine ecosystems and the export of particulate carbon to the deep ocean. Although much progress has been made in mapping the distributions of metal micronutrients ...