The artist reminds us that decay is full of energy — not just an ending, but part of an endless circle of life.

While many are concerned about catching the flu, some routinely suffer from fall allergies. Here's how to combat them.

Emerald ash borer has now been confirmed in all 99 of Iowa's counties, leading to significant damage to the state's ash tree ...

Trees start to shed pollen in late March and ... followed by sycamore, hickory, elm and ash. Pollen grains come in different ...

Prickly ash is a shrub/tree native to Missouri ... Prickly ash has been known on rare occasions to cause allergy, including a severe whole-body reaction known as anaphylaxis.

An emerald ash borer larva chews through the cambium layer of an infested ash tree in Armstrong, located in Emmet County. A ...

The emerald ash borer, a non-native, wood boring insect that affects ash trees, has been detected in all Iowa counties, the ...

Pollen from the trees around us might be preserved inside ... the Massachusetts Institute of Technology have dated volcanic ash in Chinese sediments laid down during the extinction.

All of Iowa's 99 counties confirmed having the ash tree-killing insect, emerald ash borer, the Iowa Department of Natural Resources reported Thursday. As one of the most commonly planted street ...

the cities of Minneapolis and St. Paul have completed the removal of the last ash trees from public spaces, marking a major milestone in Minnesota's fight against the invasive beetle. Almost all ...