Image of the Day: Skull Scan

High-resolution neutron imaging and CT scans of the tyrannosaur Bistahieversor sealeyi’s 74-million-year-old skull shed light on its evolution.

The Scientist Staff

Bistahieversor sealeyi skull. Collage depicts its excavation from the Bisti Wilderness Area in New Mexico in 1996.

   Researchers scanned the skull of a more than 70-million-year-old tyrannosaur, dubbed the Bisti Beast, from the Bisti Badlands in New Mexico, at Los Alamos National Laboratory—the largest item to have ever undergone neutron and X-ray CT scans at the Laboratory.

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