Pollen of the Tussilago plant is a real close-up shot. Human skin shown with hair follicles in section under microscope... Human skin shown with hair follicles in section under microscope with 400x ...

Palynologists who study tiny pollen fossils share 4 stories found in grains that fell hundreds to millions of years ago.

If you are sneezing this spring, you are not alone. Every year, plants release billions of pollen grains into the air, specks ...

Fossilized pollen reveals past ecosystems throughout Missouri, the US Gulf Coast, and western Australia. The findings include ...

For allergy sufferers, that can mean air filled with microscopic pollen grains that can get into your eyes, throat and lungs, sneak in through window screens and convince your immune system that ...

For allergy sufferers, that can mean air filled with microscopic pollen grains that can get into your eyes, throat and lungs, sneak in through window screens and convince your immune system that ...

Each week, she collects samples from the air sampler, then analyzes them under a microscope to identify and classify various types of pollen based on their size and distinguishing features.

Therefore, wind-pollinated trees must compensate for this inefficiency by producing copious amounts of pollen, and it must be light enough to be carried. For allergy sufferers, that can mean air ...

AND NOW WE’RE REALLY IN THE THICK OF TREE POLLEN SEASON. YOU MIGHT EVEN BE NOTICING THIS LITTLE FILM OF YELLOW STARTING TO FORM ON THE SIDEWALK OR ON CAR WINDSHIELDS. IT’S ACTUALLY THE START ...