Today's eruption in Indonesia reminds us of volcanoes' destructive power. And with global populations creeping toward their slopes, volcanoes are more a part of our lives than ever before. But what do we know about them? Two volcano experts are here to explain these molten mysteries.

Simplicity of new test kits make supply chain easier to maintain, but could also help bring the cost of testing down

Fishing in urban lakes and ponds can provide an inexpensive source of protein and other nutrients. But ASU’s Beth Polidoro says regulation of waterways doesn’t cast a wide enough net.