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‘Couldn’t Be Chased From Studying Russia,’ Penn Professor Labors On

‘Couldn’t Be Chased From Studying Russia,’ Penn Professor Labors On

A research trip to Russia 12 years ago has left University of Pennsylvania political science professor Rudra Sil with an appreciation of why some people fear that extreme far-right groups will gain more influence in the new Ukraine. On June 9, 2002, Sil was attacked on the streets of Moscow.

Jacquie Posey

Scientists at Penn Characterize ‘Hot Spots and Hot Moments’ in America’s Tropics

Scientists at Penn Characterize ‘Hot Spots and Hot Moments’ in America’s Tropics

The Luquillo Mountains of Puerto Rico are prone to extremes. Nearly all the rain for the year pours down in two drenching months. Lush, rolling forests give way to rocky, barren peaks. Even the soil is extreme, storing carbon differently than many other soil types, in highly localized iron minerals. 

Katherine Unger Baillie

Computer Users Circumvent Password Security With Workarounds, Penn Led Study Shows

Computer Users Circumvent Password Security With Workarounds, Penn Led Study Shows

When workers and organizations circumvent computer passwords and security rules, they unwittingly open the door to hackers, according to a study co-authored by Ross Koppel, an adjunct professor of sociology at the University of Pennsylvania.

Jacquie Posey

Cosmologists at Penn Weigh Cosmic Filaments and Voids

Cosmologists at Penn Weigh Cosmic Filaments and Voids

Cosmologists have established that much of the stuff of the universe is made of dark matter, a mysterious, invisible substance that can’t be directly detected but which exerts a gravitational pull on surrounding objects.

Evan Lerner