For millions of people with seasonal allergies, springtime means runny noses, excessive sneezes and itchy eyes. And, as with many things, climate change appears to be making allergy season even worse.

An electron microscope image, colorized, shows different structures of pollen grains, including sunflower, morning glory and primrose. Dartmouth Electron Microscope Facility If pollen allergies are ...

It's common knowledge that rain helps flowers bloom. But new research suggests the opposite may also be true: Pollen from flowers could help form clouds and bring about rain. In a study published this ...

This is a preview. Log in through your library . Abstract Pollen grain polarity, aperture condition and pollen tube formation were examined in Ephedra americana, E. foliata, E. rupestris, E. distachya ...