Explore key issues and ideas in urban design and planning, including bike infrastructure, Vision Zero, walkability, density, and more.

Cohort, cross sectional, and case-control studies are collectively referred to as observational studies. Often these studies are the only practicable method of studying various problems, for example, ...

May 21, 2025 - The European Union has made a big step in making its biometric databases for law enforcement and border control interoperable.… ...