While there are no leaves this time of year, find one in the spring and shake a branch ... in aspen bark, new research suggests that the underground parts of these trees, the roots, might ...

Inspired by the dark “eyes” of the aspen tree — scars left behind on the trunks after the trees drop lower limbs that aren’t getting enough sunlight — the distinctive window designs in ...

Aspen is invariably the last tree to get its new leaves in spring ... the sun’s energy through photosynthesis in its trunk and branches – a feat which other native trees are incapable of.