Healthy Spaces

Here's what happens when you hold back gas

Sunlight may help kill dust-based bacteria

It's easier to breathe in Beijing these days

12 ways to get clean air without chemicals

Cervical cancer has nearly been eliminated in Australia

What makes a city a good place to get old?

Just when you thought they couldn't re-invent the pillow, along comes NASA ...

These 10 cities are embracing 100% renewable energy

'Poop Patrol' to hit the streets of San Francisco

The issue for boomers won't be 'aging in place'

What are the ingredients for the perfect public trash bin?

How tidy people keep their homes clean