Growing 'metallic wood' to new heights

Natural wood remains a ubiquitous building material because of its high strength-to-density ratio; trees are strong enough to grow hundreds of feet tall but remain light enough to float down a river after being logged.

How gender norms and job loss affect relationship status

In cultures that place a high value on conventional gender norms, particularly those that prize men as the breadwinners in a family, their unemployment plays an outsized role in whether a romantic relationship ultimately ...

Connecting a star's chemical composition and planet formation

Researchers from Penn's Department of Physics and Astronomy have developed a new method for better understanding the relationship between a star's chemical composition and planet formation. The study was led by recent graduate ...

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