The literature supports a positive correlation between pollen size and style length and that pollen size may be affected by a trade-off with pollen number. A correlation between pollen size and ...

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 ...

The behavior of pollen grains within the airspace around Ephedra trifurca is described. Vectoral analyses of pollen grains moving around stems and ovules indicate a complex pattern of directional and ...

According to a new analysis of deposits of pollen grains, it is possible that all of Sweden was virtually free of ice for long periods during the latest ice age. The findings show that the glaciation ...

It's no secret that pollen plays a vital role in plant reproduction worldwide, including the production of food. But for decades, scientists have been puzzled about the variety of patterns on the ...

Pollen, best known as an immune system irritant that elicits allergic reactions in the form of sneezes and snot, may one day bring medical treatment instead of misery. The strong shells of pollen ...

Hard-to-groom zones line up with where flower reproductive parts touch the insects Bee bodies may be built just right to help pollen hitch a ride between flowers. For the first time, scientists have ...

This year, hazel trees are flowering earlier than ever, potentially causing hay fever, according to Nature Today. “We’ve ...

Scientists in Singapore have come up with a new type of soft, pliable particle they say can be used as a building blocks for a new generation of green and biocompatible materials, all by using pollen ...