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Penn and Brown Researchers Demonstrate Earthquake Friction Effect at the Nanoscale

Penn and Brown Researchers Demonstrate Earthquake Friction Effect at the Nanoscale

PHILADELPHIA — Earthquakes are some of the most daunting natural disasters that scientists try to analyze. Though the earth’s major fault lines are well known, there is little scientists can do to predict when an earthquake will occur or how strong it will be.

Evan Lerner

Penn: A More Flexible Window Into the Brain

Penn: A More Flexible Window Into the Brain

PHILADELPHIA - A team of researchers co-led by the University of Pennsylvania has developed and tested a new high-resolution, ultra-thin device capable of recording brain activity from the cortical surface without having to use penetrating electrodes.

Kim Menard

U.S. Energy Secretary Steven Chu to Speak at Penn

U.S. Energy Secretary Steven Chu to Speak at Penn

 WHO:           Steven Chu                       Nobel Prize-winning physicist and the U.S. secretary of energy

Evan Lerner

Penn Researchers Develop New Technique for Filling Gaps in Fossil Record

Penn Researchers Develop New Technique for Filling Gaps in Fossil Record

PHILADELPHIA — University of Pennsylvania evolutionary biologists have resolved a long-standing paleontological problem by reconciling the fossil record of species diversity with modern DNA samples.

Evan Lerner

Penn Molecular Scientists Develop Color-Changing Stress Sensor

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.

Evan Lerner

Penn: Nanoplasmonic ‘Whispering Gallery’ Breaks Emission Time Record in Semiconductors

Penn: Nanoplasmonic ‘Whispering Gallery’ Breaks Emission Time Record in Semiconductors

PHILADELPHIA — Renaissance architects demonstrated their understanding of geometry and physics when they built whispering galleries into their cathedrals. These circular chambers were designed to amplify and direct sound waves so that, when standing in the right spot, a whisper could be heard from across the room.

Evan Lerner