Lichen is everywhere. It grows on sidewalks, rocks, trees, roofs and undistributed soil and in frigid tundras, arid deserts and even contaminated environments. You just have to look for it, says ...

Lichens have no roots, no waxy leaves and no way to filter what they absorb. Everything they take in comes directly from the ...

The patches of lichen you've probably seen growing on tree trunks and park benches might be easy to overlook, but they're actually some of the world's strangest living things. While they're sometimes ...

A collection-based survey of lichen species at the Mars Desert Research Station in Utah, USA and Flashline Mars Arctic Research Station in Nunavut, Canada was conducted as part of the Mars-160 mission ...

When visitors come to explore Great Smoky Mountains National Park, they have access to a wealth of knowledge highlighting the diversity of plants, animals, and ecosystems found in this special place.

Most planetary scientists agree that Mars’ extreme conditions would be uninhabitable to life as we know it. New research, however, suggests that we might be underestimating the hardiness of lichens.

The National Trust says results from a lichen survey in Cumbria uncovered new species.

Lichens are nearly everywhere — odd growths that appear as crusty patches and splotches on tree trunks, limbs, rocks, bare soil, stone walls, tombstones, wooden fences. Regardless, lichens often get ...

Introduction -- About Lichen Study Guide for Oklahoma and Surrounding States -- About Lichens -- Importance of Lichens -- Finding and collecting Lichens -- Observing and documenting Lichens -- ...

As the early morning sunlight lasers over the horizon, autumn tumbles in amid flurries of fluttering leaves, glowing golden, orange-y, and scarlet. Fall has arrived, yet the weather remains quite warm ...