Record-breaking 79-degree temperatures have sent tree pollen levels soaring to very high across the metro area, and it won't ...

The cleanup continues in a North Bay neighborhood after lightning struck a redwood tree overnight, splintering the top half ...

In total, about a quarter of adults in the United States have seasonal allergies, and they can become sensitized over a ...

What to know before the extreme cold settles in.

A climbing vine called Smilax insularis controls its pollinator’s behavior using a single rare scent released at different ...