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Michele W. Berger
Science News Officer
mwberger@upenn.edu
Anthropology
Cave discovery holds clues to earliest Homo sapiens in Europe
Cave discovery holds clues to earliest Homo sapiens in Europe
Ancient DNA from 46,000-year-old bone fragments and a tooth reveals this group likely overlapped with Neanderthals for thousands of years.
Exploring the links between jobs and health, reframed by COVID-19
Exploring the links between jobs and health, reframed by COVID-19
More than half of America’s farm workers are immigrants, and most have been considered essential workers during the coronavirus pandemic. While this designation has ensured the continuity of their livelihoods, it has also increased their risk of becoming sick.
Scholarship through the lens of an iconic media brand
Scholarship through the lens of an iconic media brand
A new Annenberg course centered around HBO offered undergrads hands-on exposure to media production and a chance to hone their analytical skills using primary source materials.
Life, death, and the Amazonian litter layer
Life, death, and the Amazonian litter layer
Kristina Lyons’ new book explores the Colombian world of litter layers, seeds, and soils; Amazonian farmers, narcos, and the War on Drugs
Alex Chen’s lessons from Ebola
Alex Chen’s lessons from Ebola
Alex Chen, a doctoral candidate in anthropology, studies emerging disease preparedness, and how air and airflow is the most powerful tool against disease.
‘Disease knows no borders’
‘Disease knows no borders’
From the history of science to medical anthropology, governance, and economics, Penn experts look at the history of global health from different perspectives to see what the future may hold.
Naskapi connections: Restorative research in the Penn Museum collection
Naskapi connections: Restorative research in the Penn Museum collection
A blog post about a child’s hunting jacket made of caribou hide caught the attention of a high school students in the Naskapi Nation in Quebec. A group visited the Penn Museum to view artifacts made by their ancestors.
The curious case of ancient bear bones at a Mississippi dig site
The curious case of ancient bear bones at a Mississippi dig site
Penn and UNC Chapel Hill researchers theorize that the considerable black bear remains indicate an animal that was a food source and considered close kin to the people who lived there 1,300 years ago.
Nourishing the brain with conversations about food
Nourishing the brain with conversations about food
A yearlong colloquium from Penn Anthropology offers a steady diet of research perspectives, delving into how this facet of culture affects modern health and practices, and broadens our historical outlook.
Battling longer, more intense fire seasons
Battling longer, more intense fire seasons
In a Q&A, doctoral student Clare Super describes her research into wildland firefighting, the impact on firefighters, U.S. policy around wildfires, and parallels to what’s happening in Australia.
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In the News
Science
Experts question study claiming to pinpoint birthplace of all humans
PIK Professor Sarah Tishkoff said mitochondrial DNA is a poor tool for tracking ancient population history in Africa, as it only traces genes passed from mothers to children over time.
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The Atlantic
The mystery of ‘Skeleton Lake’ gets deeper
Kathleen Morrison of the School of Arts and Sciences weighed in on the origins of human remains found in India’s Skeleton Lake. “I suspect that they’re aggregated there, that local people put them in the lake,” she says. “When you see a lot of human skeletons, usually it’s a graveyard.”
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PBS NewsHour
Genetic research has a white bias, and it may be hurting everyone’s health
PIK Professor Sarah Tishkoff and Giorgio Sirugo of the Perelman School of Medicine collaborated on a paper that concluded that predominately European genetic databases may lead to difficulties treating people from other racial backgrounds. “If we don’t include ethnically diverse populations, we are potentially going to be exacerbating health inequalities,” said Tishkoff.
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Science
The surprising reason why some Latin Americans have light skin
The Perelman School of Medicine’s Sarah Tishkoff offered commentary on a recent study on skin pigmentation in Latin American people. Previous research on pigmentation “has been done on Europeans, where ironically we don’t see a lot of variation,” she said. “One of the last frontiers has been, ‘What about East Asians and Native Americans?’”
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Smithsonian Magazine
Why did humans lose their fur?
The Perelman School of Medicine’s Sarah Millar discussed human hair growth patterns. Millar said, of a recently discovered inhibitor protein, “Dkk2 is enough to prevent hair from growing but not to get rid of all control mechanisms. There’s a lot more to look at.”
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National Geographic
Digging for the life stories of long-forgotten slaves
Penn researchers, including visiting student Adeyemi Oduwole, are analyzing mitochondrial DNA from bodies discovered in Charleston, S.C. All of the people found were of African ancestry, making the site the oldest known graveyard of enslaved Africans in the city. “Both of my parents grew up in Nigeria,” said Oduwole. “Those could be my ancestors down there.”
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