Natural Science

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Psittacosaurus Dinosaur Skull Study Reveals Three Species Are Actually One

August 13, 2013

Peter Dodson of the School of Veterinary Medicine is quoted about studying species that were misclassified.

Article Source: The Huffington Post

Penn Couple’s Biggest Legacy: A Forest in Costa Rica

August 12, 2013

Daniel Janzen and Winnie Hallwachs of the School of Arts and Sciences are highlighted for their insect research and collecting in Costa Rica.

Article Source: Philly.com
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Media Contact:Katherine Unger Baillie | kbaillie@upenn.edu | 215-898-9194August 12, 2013

Multi-disciplinary Penn Research Identifies Protein Required for Cell Movement

Both basic scientists and clinicians have an interest in how the cells of our body move. Cells must be mobile in order for organisms to grow, to heal, to transmit information internally, to mount immune responses and to conduct a host of other activities necessary for survival.

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Media Contact:Katherine Unger Baillie | kbaillie@upenn.edu | 215-898-9194August 9, 2013

Fresh Analysis of Dinosaur Skulls by Penn Researchers Finds Three Species Are One

A new analysis of dinosaur fossils by University of Pennsylvania researchers has revealed that a number of specimens of the genus Psittacosaurus — once believed to represent three different species — are all members of a single species.

Going Out to Lunch Zaps Mental Focus

July 31, 2013

Paul Rozin of the School of Arts and Sciences suggests being less focused can be helpful or detrimental, depending on certain work situations.

Article Source:

Find Your Voice: Unlocking the Mysteries of Stuttering

July 29, 2013

Arjun Yodh of the School of Arts and Sciences co-authors a blog post about studying stuttering.

Article Source: Scientific American
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Media Contact:Evan Lerner | elerner@upenn.edu | 215-573-6604July 26, 2013

Penn Research Helps Make Advance in 'Programmable Matter' Using Nanocrystals

When University of Pennsylvania nanoscientists created beautiful, tiled patterns with flat nanocrystals, they were left with a mystery: why did some sets of crystals arrange themselves in an alternating, herringbone style, even though it wasn’t the simplest pattern?

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Media Contact:Evan Lerner | elerner@upenn.edu | 215-573-6604
Media Contact:Britt Faulstick | britt.faulstick@drexel.edu | 215-895-2617 August 5, 2013

Penn Research Helps Identify New Brain Cell Involved in Navigation

Using direct human brain recordings, a research team from the University of Pennsylvania, Drexel University, the University of California, Los Angeles, and Thomas Jefferson University has identified a new type of cell in the brain that helps people to keep track of their relative loca

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Media Contact:Evan Lerner | elerner@upenn.edu | 215-573-6604July 17, 2013

Nano-Noses at Penn Science Cafe

Physicist Charlie Johnson connects the biological to the digital, using graphene and carbon nanotubes to turn chemical interactions into electrical signals. Johnson will explain how attaching biological structures, such as antibodies, to these flat or rolled-up lattices of carbon atoms has enabled him and his colleagues to build new kinds of sensors, detecting things like Lyme disease bacteria.

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Media Contact:Evan Lerner | elerner@upenn.edu | 215-573-6604July 18, 2013

Penn Researchers Help Show New Way to Study and Improve Catalytic Reactions

Catalysts are everywhere. They make chemical reactions that normally occur at extremely high temperatures and pressures possible within factories, cars and the comparatively balmy conditions within the human body. Developing better catalysts, however, is mainly a hit-or-miss process.