Dear Editor, Lichen planus pigmentosus (LPP) is a rare variant of lichen planus, characterized by chronic acquired hyperpigmented, dark brown to grey, macular pigmentation located on sun-exposed areas ...

Abstract: Lichen planopilaris is a disease that appears with lymphocytic cicatricial alopecia. It is considered a follicular variant of lichen planus. The examination of affected areas shows alopecia ...

Published June 12th in Astrobiology, the new research demonstrated that lichen found in the Mojave Desert survived for 3 months under levels of solar radiation previously considered lethal. The common ...

They investigated the lichen's protective layer by cutting a cross-section of it and found that the top layer was darker, like a human's suntan. Lichen is composed of algae or cyanobacteria living ...

They investigated the lichen's protective layer by cutting a cross-section of it and found that the top layer was darker, like a human's suntan. Lichen is composed of algae or cyanobacteria living ...

The glaciers of Switzerland, which has the most of any country in continental Europe, are fading because of global warming. Matthias Huss of the Glamos glacier monitoring group took The Associated ...

Lichen from the Mojave Desert can survive, and replicate, under levels of extreme solar radiation found on Earth-like planets in other solar systems. The question of whether Earth is alone in ...

RHONE GLACIER, Switzerland (AP) — Climate change appears to be making some of Switzerland's vaunted glaciers look like Swiss cheese: full of holes.

The glaciers of Switzerland, which has the most of any country in continental Europe, are fading because of global warming. Matthias Huss of the GLAMOS glacier monitoring group took The Associated ...

Is it more effective than the paste?Lichen planus is a relatively common chronic dermatological disease that often affects the oral mucosa. Although the cause of lichen planus is unknown, current ...

The two rare species were discovered by volunteers from the Cumbria Lichen and Bryophyte Group during a routine survey (Image: Supplied) "These lichens, found on a sheltered rock face in old humid ...

Chris Cant from the Cumbria Lichen and Bryophyte Group said: "It’s very exciting to find these species in Naddle. The two rare species were discovered by volunteers from the Cumbria Lichen and ...