Exploring Earth's mantle through microseisms

The ocean is constantly whirring with activity. The pressure from this constant roiling and swelling is one cause of microseisms—random, nearly imperceptible vibrations of Earth that also can be produced by human activities ...

MIT researchers create new Urban Network Analysis toolbox

MIT researchers have created a new Urban Network Analysis (UNA) toolbox that enables urban designers and planners to describe the spatial patterns of cities using mathematical network analysis methods. Such tools can support ...

A mathematical model for moving bottlenecks in road traffic

Serious traffic gridlocks, like the jam on Beijing's national expressway a few months ago which brought vehicles to a halt for days, are a real-world issue needing attention. Unfortunately, such standstills are not uncommon ...