Penn is among the top-tier universities awarded grant funding from the Simons Foundation.
PHILADELPHIA — Human diversity in Africa is greater than any place else on Earth. Differing food sources, geographies, diseases and climates offered many targets for natural selection to exert powerful forces on Africans to change and adapt to their local environments. The individuals who adapted best were the most likely to reproduce and pass on their genomes to the generations who followed.
Many Protected Areas Face Threats in Sustaining Biodiversity, Penn’s Daniel Janzen and Colleagues Report
PHILADELPHIA — Establishing protection over a swath of land seems like a good way to conserve its species and its ecosystems. But in a new study, University of Pennsylvania biologist Daniel Janzen joins more than 200 colleagues to report that protected areas are still vulnerable to damaging encroachment, and many are suffering from biodiversity loss.
Baligh Yehia of the Perelman School of Medicine comments on the progress made in HIV-treatment research.
Penn Annenberg Study: Americans Roundly Reject Tailored Political Advertising as Politicians Embrace it
A large majority of Americans are dead-set against the practice of tailored political advertising at the very time in the 2012 election that the activity is seeing unprecedented growth. In fact, a high percentage of Americans dislike tailored political advertising so much they say their likelihood of voting for a candidate they support would decrease if they find out the candidate engages in it.
The percentage of HIV patients taking antiretroviral drugs who experienced the full benefit of the drugs jumped from 45 percent of 72 percent during the past decade, a figure that is lower than previous estimates.
Researchers from the Wharton School are cited for a collaborative study about volunteering.
University of Pennsylvania researchers are helping to provide a snapshot of how Iranians access news and information and what technologies Iranians use to learn about current events under restrictive laws.
Susan Ellenberg of the Perelman School of Medicine comments on a study about newer cancer drugs.
PHILADELPHIA — In June, the North Carolina legislature attempted to block a group of local scientists’ findings about how climate change could impact the state via sea-level rise. The new legislation would, for a time, prohibit the state’s coastal developers from using anything but linear estimates for rates of sea-level rise, where levels would go up by around 20 centimeters over the next century.