A suburban Portland fire district has a valentine for potential heart attack victims. And if it makes hearts un-flutter, you could see the messages shared more widely across the region and country in coming years via a lifesaving smartphone app.

Hannah Letinich

Some foresters say many Northwest forests simply have too many trees. That makes them more prone to disease, insects - and most worrisome of all - mega-fires. But what’s the best way to thin out forests and bring these areas back to more natural conditions? Turns out, there’s an app for that.