Audio: Scientists Crack the Physics of Coffee Rings

August 7, 2011

Arjun Yodh and student Peter Yunker of the School of Arts and Sciences discuss the “coffee ring effect.”

Article Source: National Public Radio
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Media Contact:Evan Lerner | | 215-573-6604August 18, 2011

Penn Molecular Scientists Develop Color-Changing Stress Sensor

PHILADELPHIA — It is helpful — even life-saving — to have a warning sign before a structural system fails, but, when the system is only a few nanometers in size, having a sign that’s easy to read is a challenge.  Now, thanks to a clever bit of molecular design by University of Pennsylvania and Duke University bioengineers and chemists, such warning can come in the form of a simple color change.   

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Media Contact:Evan Lerner | | 215-573-6604August 17, 2011

Penn Physicists Undo the ‘Coffee Ring Effect’

PHILADELPHIA — A team of University of Pennsylvania physicists has shown how to disrupt the “coffee ring effect” — the ring-shaped stain of particles left over after coffee drops evaporate —  by changing the particles' shape.  The discovery provides new tools for engineers to deposit uniform coatings. 

Barcodes Refocus Understanding of Ecosystems

August 16, 2011

Dan Janzen of the School of Arts and Sciences is cited for studying genetic barcodes.

Article Source: U.S. News & World Report

The Cultural Evolution

August 8, 2011

Dalits research by Davesh Kapur of the School of Arts and Sciences and the Center for the Advanced Study of India is cited.

Article Source: Foreign Policy Magazine
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Media Contact:Jill DiSanto-Haines | | 215-898-4820August 15, 2011

Penn Graduate School of Education to Host National Education Writers Association Annual Seminar in 2012

PHILADELPHIA — The Graduate School of Education at the University of Pennsylvania is partnering with the American Educational Research Association to host the Education Writers Association’s 2012 national seminar May 17-19 on the Penn campus.

The conference attracts nearly 250 journalists, communication professionals, scholars and newsmakers each year.

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Media Contact:Karen Kreeger | | 215-349-5658August 15, 2011

Researchers at Penn Identify a Target That Could Combat Allergies of Early Childhood

PHILADELPHIA — A pandemic of ailments called the "allergic march" -- the gradual acquisition of overlapping allergic diseases that commonly begins in early childhood -- has frustrated both parents and physicians. For the last three decades, an explosion of eczema, food allergies, hay fever, and asthma have afflicted children in the United States, the European Union, and many other countries.

Chest Pain Severity Not a Heart Attack Indicator: Study

August 12, 2011

Anna Marie Chang is quoted about her research, led by Judd Hollander of the Perelman School of Medicine.

Article Source: Reuters Life!

Security Flaws in Feds’ Radios Make for Easy Eavesdropping

August 10, 2011

Matt Blaze of the School of Engineering and Applied Science led a study of eavesdropping through security flaws.

Article Source: Wall Street Journal
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Media Contact:Evan Lerner | | 215-573-6604August 11, 2011

Penn Astronomers Contribute to Discovery of Universe’s Largest Mass of Water

PHILADELPHIA — An international team of astronomers has discovered a huge mass of warm water vapor in the central regions of a distant quasar, marking the farthest place in the universe that water has been detected.