<p>A team of researchers uses lasers to unveil tattoos on ancient Peruvian mummies.</p>



<p>And modern 3D imaging technology is being used to uncover dinosaurs’ diets and how they changed hundreds of millions of years ago.</p>

A team of researchers uses lasers to unveil tattoos on ancient Peruvian mummies. And modern 3D imaging technology is being used to uncover dinosaurs’ diets and how they changed hundreds of millions of years ago.

Ancient tattoos and dinosaur dung

Every day, faculty members at schools and universities throughout the world are making discoveries that shape our ways of thinking and redefine our understanding of today's knowledge-driven society. Since 1990, The Best of Our Knowledge has highlighted breakthroughs across disciplines and across the globe, putting you in touch with the men and women at the forefront of their fields. Each week this program examines some of the issues unique to college campuses, looks at the latest research, and invites commentary from experts and administrators from all levels of education.

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Ancient tattoos and dinosaur dung

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