In many parts of the US, Americans must learn to live with fire. That means careful decisions on where homes are built and what’s around them, and allowing more low-risk fires to burn.

The Los Angeles fires may be the most costly natural disaster in US history. An expert on safety, risk reduction and complex systems calls for a blue-ribbon commission to analyze their causes.

The parasitic fungus sometimes called ‘Himalayan gold’ can provide a good living to villagers who collect it. But rugged terrain and a high risk of lightning strikes make it a dangerous option.

Where people live today also makes a difference when it comes to fire risk.

Although these activities have been around for decades, there are signs that some are making a comeback.

Cities need to find new ways to handle rainwater, especially in the face of climate change. Green infrastructure offers a way to tackle this challenge.

If federal streamgages were bolstered by networks of cheaper monitors run by communities, the results could save lives.

The study shows cognitive processing speed increased even when participants were moderately active.

Getting aid to countries before the storm or drought hits is one response increasingly being used to limit the damage.

Brain-training games may have cognitive benefits, but other challenging activities are proven to help our brains function at their best.