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DNA study offers clues to contact between modern humans and neanderthals

DNA study offers clues to contact between modern humans and neanderthals

Sarah Tishkoff from the Perelman School of Medicine and School of Arts & Sciences found that Neanderthals carried an unusually high amount of modern human DNA on their X chromosomes—suggesting frequent mating between Neanderthal men and modern human women, rather than genetic incompatibility, as previously believed.

Penn GSE announces expansion of ‘Pioneering AI in School Systems’ Program to school districts in Pennsylvania, Delaware, and New Jersey

Penn GSE announces expansion of ‘Pioneering AI in School Systems’ Program to school districts in Pennsylvania, Delaware, and New Jersey

Several regional schools have been selected for the next phase of the “Pioneering AI in School Systems” program, the professional learning initiative that guides K–12 systems through integrating AI into teaching, learning, and leadership. 

Historian, scholar, and best-selling author Michael Beschloss to speak at Penn’s 270th Commencement
Michael Beschloss

Award-winning presidential historian and scholar Michael Beschloss will be receiving an honorary doctor of letters degree at Penn’s 270th Commencement.

(Image: Stephen Voss)

Historian, scholar, and best-selling author Michael Beschloss to speak at Penn’s 270th Commencement

At the Commencement ceremony on Monday, May 18, Beschloss will receive an honorary degree, along with the other 2026 Penn honorary degree recipients.

5 min. read

Who, What, Why: Alicia Meyer on the wonders of the Kislak Center
Alicia Meyer talks to students in Technology and Society course.

In February 2025, Alicia Meyer showed students in Elly Truitt’s Technology & Society course a rare 19th-century book of hours woven from silk on a Jacquard loom, an Egyptian clay tablet from 400 BCE, an astronomical rotula used to predict the movement of heavenly bodies, posters from Central America made on sugarcane paper, and more.

nocred

Who, What, Why: Alicia Meyer on the wonders of the Kislak Center

As curator of research services, Meyer wants students from every discipline to visit the Kislak Center and to find new insights from old materials.

2 min. read

Novel plant-based approach to a better, cheaper GLP-1 delivery system
Three researchers in a greenhouse full of lettuce heads.

Researchers, including Rahul Singh (left), in the Daniell lab’s greenhouse where the production of clinical grade transgenic lettuce occurs.

(Image: Henry Daniell)

Novel plant-based approach to a better, cheaper GLP-1 delivery system

Research led by Penn Dental’s Henry Daniell investigates the use of a lettuce-based, plant-encapsulated delivery platform as a new oral delivery of two GLP-1 drugs previously approved by the FDA in injectable form.

3 min. read