“Lichens are actually a composite organism of a fungus and an alga that have come together to make a living,” Watts explained ...

T he presence of lichen or moss on backyard trees can understandably be concerning at first. Lichen is a combination of algae and fungus that lives on any number of solid, undisturbed surfaces ...

Published in Astrobiology, the new research demonstrated that lichen found in the Mojave Desert survived for three months under levels of solar radiation previously considered lethal.. The common ...

These lichen are a ‘result’ rather than the ‘cause.’ The lichen need sunlight and do better on the trees which are not healthy, so they are more apparent on the ‘sick’ trees.

An unassuming lichen harbors a hidden superpower: It’s remarkably resistant to ultraviolet radiation. New experiments on the hardy organism call into question the long-held belief that alien ...

Lichens could be another way to see, at smaller site-specific scales, where the sea is coming next and, just as important, where it is not. About the Author. Ian Rose.

But instead of driving, take a walk. You can find the common greenshield lichen clinging to the trunks of deciduous trees while walking along almost any trail in the woods here in New England.

Wolf lichen and horsehair lichen on a tree branch during a Lichen in the Winter World walk with the Glacier Institute around Apgar in Glacier National Park on Saturday, Jan. 11.