Somehow, none of her poems has found its way into picture books — until now, as Caldecott honoree Melissa Sweet turns ...

No, it's not your imagination, and we have the scientific proof ...

The pollen count in Washington DC will be "very high" for the next two weeks, caused by extreme tree pollen levels throughout ...

All about thunderstorm pollen spikes, as weather and physics experts discuss what happens in a pollen storm and how gardeners ...

Now that the snow has melted and temperatures are warming up, it feels good to get outside after a long winter. But you may be noticing your allergies starting to flare up as pollen begins to emerge.

The nickname of this species – the ‘Tree of Death’ – tells you everything you need to know about its lethality. Native to the ...