Turning an archaeological practice on its head

Archaeologists often spend a career studying a single site, region, or time period, building on the field's previous research and interpretations. But some, like Penn's Megan Kassabaum, take a wider view that spans both time ...

How has COVID-19 changed 'superstar cities?'

Just over a year since the pandemic led to shut-downs and stay-at-home orders across the world, the rollout of vaccines and gradual reopening of long-shuttered parts of the economy have many wondering when life will return ...

How to strengthen housing safety nets

U.S. homeowners and renters need stronger safety nets than existing social insurance programs provide to prevent housing insecurity during economic downturns, according to a new paper based on a study by Wharton real estate ...

The origin of reproductive organs

Early in human development, during the first trimester of gestation, a fetus may have XX or XY chromosomes that indicate its sex. Yet at this stage a mass of cells known as the bipotential gonad that ultimately develops into ...

Why older Americans are taking on more debt

Older Americans are accumulating more debt as they near retirement, according to recent research that reveals a troubling trend in personal finance among people in their 50s and early 60s.

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