(PhysOrg.com) -- Countless hours are lost in traffic jams every year. Most frustrating of all are those jams with no apparent cause — no accident, no stalled vehicle, no lanes closed for construction.
Mathematics
Jun 9, 2009
4
0
(PhysOrg.com) -- Picture this next time you're stuck in traffic: Thousands of wildebeests loping across the Serengeti Plain when suddenly a few spooked animals turn the orderly migration into a sea of locked horns, U-turns, ...
Computer Sciences
Jun 5, 2009
2
0
What would life be like without Google? Last week 83 million people found out.
Internet
May 20, 2009
1
0
Researchers in condensed matter physics at the University of Pennsylvania and the University of Chicago have created an experimental and computer model to study how jamming, the physical process in which collections of particles ...
Condensed Matter
May 13, 2009
0
0
An article by Dr. Xavier Trepat, senior researcher of the Cellular and respiratory biomechanics group at the University of Barcelona, Spain, contributes for the first time an experimental answer to the question of how cells ...
Soft Matter
May 6, 2009
0
0
(PhysOrg.com) -- As highway traffic increases, you'd probably expect a traffic jam, where vehicles slow down due to the high density. While traffic jams are a common occurrence on our highways, high density traffic has completely ...
A new Rice University report released yesterday, exactly six months after Hurricane Ike slammed the Texas Gulf Coast, suggests that people did not practice the lessons learned from Hurricane Rita.
Social Sciences
Mar 13, 2009
0
0
When a single female is nearby, female antbirds will sing over the songs of their male partners in an apparent attempt to keep their messages from getting through, according to a new report published online on March 12th ...
Plants & Animals
Mar 12, 2009
0
0
The streets were strangely quiet as I walked my daughter to school Tuesday morning. Baby stroller traffic jams are the norm in our south London neighborhood, nicknamed the "Nappy Valley" for its prodigious birthrate. But ...
Environment
Feb 4, 2009
2
0
National economies are driven by the automobile, even during an economic downturn. Every day, hundreds of millions of people take their cars to visit remote places, to commute, and to reach the supermarket.
Other
Feb 3, 2009
7
0
