Pollen not only plays a role in allergies, but also influences the local weather. Especially in spring, when large amounts are released, it contributes to the formation of ice in clouds, which can ...

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.

Flower fertility depends on an exquisite hormonal balance. In lilies, researchers have discovered that two genes—LoBLH6 and LoMYB65—work together to orchestrate this balance and safeguard pollen ...

Pollen grains represent the male gametophytes of seed plants and are encapsulated by a bi-layered wall that safeguards the cytoplasmic contents during dispersal. The outer wall (exine) is sculptured ...

Ground-based and satellite observations in the United States show that increased pollen concentrations in spring lead to more cloud ice and more precipitation – even at temperatures between minus 15 ...