From regional timing differences to high pollen day strategies, plus when rain helps (or hurts) your seasonal allergies.

Did you know that a single ragweed plant can produce one billion grains of pollen in a season? Or that most pollen that causes allergy problems is so small that it is invisible to the human eye?

Hay fever affects roughly one in four UK adults. Symptoms are caused by three different types of pollen: tree, grass and weed ...

DETROIT – Tree pollen levels have lowered some in Metro Detroit, but there are other types of pollen moving through our air this week. Levels of tree pollen were low on Tuesday, June 13, and are ...

An emerging system which combines rapid imaging with artificial intelligence could help scientists build a comprehensive picture of present and historic environmental change – by swiftly and ...

An emerging system which combines rapid imaging with artificial intelligence could help scientists build a comprehensive picture of present and historic environmental change -- by swiftly and ...

With tree pollen high across the UK this week, millions are bracing for the annual spike in hay fever symptoms. The Met Office has issued a red warning across many regions of the UK this week. Red ...