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Penn State is a multi-campus public research university that educates students from Pennsylvania, the nation and the world. It improves the well-being and health of individuals and communities through integrated programs of teaching, research, and service.

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Displaying 21 - 40 of 515 articles

The Port of Savannah used to export cotton picked by enslaved laborers and brought from Alabama to Georgia on slave-built railways. Cotton is still a top product processed through this port. Joe Sohm/Visions of America/Universal Images Group via Getty Images

Slave-built infrastructure still creates wealth in US, suggesting reparations should cover past harms and current value of slavery

Geographers are documenting slave-built infrastructure, from railroads to ports, in use today. Such work could influence the reparations debate by showing how slavery still props up the US economy.
Many of the people who broke into the U.S. Capitol building on Jan. 6 carried cellphones, which can be tracked, and posted photos of their activities on social media. Photo by Saul Loeb/AFP via Getty Images

How law enforcement is using technology to track down people who attacked the US Capitol building

Facial recognition, social media and location tracking give law enforcement a leg up in a monumental investigation.
B117, the SARS CoV-2 variant that was first detected in the U.K., has been found to be 30%-80% more transmissible. Juan Gaertner/Science Photo Library via Getty Images

What you need to know about the new COVID-19 variants

A biologist who studies the evolution of diseases explains what's different about the two new virus strains that have been found recently, and what that means for vaccine effectiveness.
U.S. President Donald Trump greets Russian President Vladimir Putin during their bilateral meeting in Osaka, Japan, June, 28, 2019. Mikhail Svetlov/Getty Images

President Trump’s use of the authoritarian playbook will have lasting consequences

Throughout his presidency, Donald Trump has exposed the fragility of democratic institutions, mirroring a global trend in authoritarianism, and that will have a lasting effect on the United States.
Suddenly unable to smell your morning coffee? You likely have COVID-19. Kseniya Ovchinnikova/Moment via Getty Images

Daily DIY sniff checks could catch many cases of COVID-19

COVID-19 patients often lose their sense of smell and taste. This is rare for a viral infection. At-home smell tests could be used as a screening tool and help slow the spread of the coronavirus.
Hurricanes Sally and Paulette, Tropical Depression Rene, and Tropical Storms Teddy and Vicky were all active on Sept. 14, 2020. NOAA

The 2020 Atlantic hurricane season was a record-breaker, and it’s raising more concerns about climate change

There were so many tropical storms in 2020, forecasters exhausted the list of names and started using Greek letters. And that's only one reason 2020 was extreme.
Le président français Emmanuel Macron rencontre son homologue turc Recep Tayyip Erdogan au siège des Nations unies lors de l'Assemblée générale annuelle des Nations unies à New York le 25 septembre 2018. Ludovic Marin/AFP

Tensions entre la Turquie et la France, un effet miroir ?

L’ironie des tensions qui opposent la France et la Turquie, et leurs présidents respectifs, Emmanuel Macron et Recep Tayyip Erdoğan, réside dans les nombreuses similarités qui les caractérisent.
Le Half Dome en Californie est composé de granit, une roche avec une densité relativement faible. Shutterstock

Des comparaisons rocheuses entre le Canada et l’Australie offrent des indices sur l’origine de la vie

La formation des premiers continents a fait l’objet de débats. L’analyse des zircons au Canada et en Australie suggère que ces processus historiques sont similaires aux mouvements tectoniques actuels.

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