department of earth and environmental science Archives - Evolution@91�Թ�� Evolution@91�Թ��

department of earth and environmental science

City Lights Are Rewriting the Calendar: 91�Թ�� Researchers Show Artificial Light Extends Urban Growing Seasons

Sep. 23, 2025—By Andy Flick, Evolutionary Studies scientific coordinator City lights are rewriting the calendar. A new global study from 91�Թ�� researchers Lin Meng and Huidong Li shows that artificial light at night is more powerful than temperature in extending urban growing seasons — keeping trees greener longer, with consequences for carbon cycling, frost risk, and even...

91�Թ�� Alumnus Uncovers Feeding Strategies of Ancient Ediacaran Organisms

Oct. 22, 2024—By: Andy Flick, Evolutionary Studies scientific coordinator A new study, led by alumnus Andrei Olaru in Paleobiology titled, “Functional morphology of the Ediacaran organism Tribrachidium heraldicum” sheds light on the functional morphology one of the earliest known large and complex animals. Using advanced computational fluid dynamics (CFD), the research explores how this 550-million-year-old organism, characterized...

A close-up of a hand holding a clear plastic container filled with muddy water and several large, segmented, worm-like organisms. The container appears to be covered in mud both inside and around the edges. The worms are light brown in color and vary in size.

Graduate Student Sheds Light on Ancient Worms as Early Ecosystem Engineers

Sep. 10, 2024—By Andy Flick, Evolutionary Studies scientific coordinator Graduate student Kat Turk from 91�Թ��’s Department of Earth and Environmental Sciences, along with an international team of collaborators, has uncovered new evidence that ancient priapulid worms, through their burrowing behavior, may have been some of the earliest ecosystem engineers. The study, “Priapulid neoichnology, ecosystem engineering, and...

A historical museum exhibit featuring a large fossilized skeleton of a prehistoric animal mounted vertically on a wooden support, with its ribcage and skull prominently displayed. In the foreground, there is a large tusk and skull of a mastodon. Multiple glass display cases filled with various fossils and geological specimens are arranged around the room. The room has tall windows with arched tops, a wooden ceiling with exposed beams, and framed pictures hanging on the walls.

Rediscovering the Lost Plesiosaur (Cast): Restoring 91�Թ��’s Natural History Museum

Aug. 27, 2024—By: Andy Flick, Evolutionary Studies scientific coordinator Embarking on a new research project often brings unexpected discoveries—some intriguing, some novel, but rarely a find of a lifetime. Such a remarkable discovery occurred when university archivist and associate director Kathy Smith stumbled upon a pile of plaster, hidden away for 60 years in a dim, cluttered...

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