A city where all the traffic lights are green? The tech is live in Lakewood and coming soon to other Colorado cities

Harsville, South Carolina is trying to better its educational program. But first it must change the standard of living in the town to provide greater examples of success for the children to follow.

A novel way to help young men growing up in communities in which concentrated poverty, violence and unemployment are well-documented barriers to health and longevity: male youth of color are trained to be the emergency response team to help stabilize street victims before doctors or nurses begin procedures.

Social-emotional learning (SEL) is transforming educational systems in Oakland by forming mentor relationships between adults and students. Unlike other models, though, the adults are the ones held accountable.

A program in Philadelphia is pioneering new ways to treat the urban wounded. By seeing it as PTSD, and not pointing fingers, the city is using mental health tools to decrease violence and heal communities.

In an effort to break the cycle of poverty in Memphis, a government organization is using conditional cash transfers, paying students if they earn good grades and adults if they maintain a full-time job.

As a blight-reduction and urban-development effort, the city of Newark sold bare lots in a distressed area to families willing to build a house and live in it for five years.

In Memphis, a creative blight-reduction initiative called 25 Square Blocks broke down the city into blocks. Inspectors were able to quickly identify all the violations and fix them, using the same amount of funding, but less time, as the old call-and-respond model.

Concerned with colony collapse syndrome in honey bees worldwide, scientists, farmers and tech companies teamed up in Australia to create a micro-sensor that collects data on the bee's environment.

South Dakota’s “24/7 Sobriety” initiative breathalyzers tens of thousands of people every day in an effort to curb drunk driving. Rather than legislation that takes penalizes offenders by taking away their license, the state addresses the behavioral issue instead. In counties that use the “24/7 Sobriety,” they’ve seen a 12% decrease in repeat drunken-driving arrests.

Traffic fatality rates are slowly climbing in today's world of texting-while-driving. But highway agencies are increasingly using humor and wit to try to get people to drive safer.