8 innovations helping homeless populations around the world

Homelessness is widespread and hard to solve, affecting more than 560,000 people in the U.S. and hundreds of millions around the world.

It's a complex and intractable problem, with countless agencies and nonprofits working to tackle root causes and provide systemic solutions. But while there may not be a one-size-fits-all formula for homeless people in every community, technology and innovation can help fill in the gaps.

Gadgets, apps and prototypes are temporary fixes, of course — we need to tackle poverty, lack of affordable housing, unemployment and more to truly arrive at solutions. But in the meantime, innovations can offer much-needed support to some of the world's most vulnerable populations. Read more...