Have you ever noticed the strange, colorful splotches clinging to rocks, tree bark, or even old fences after a rainy day?

Lichen aureus (also called "lichen purpuricus") is an uncommon subtype of pigmented purpuric dermatosis. Clinically characterized by rust macules, papules or plaques, it is a chronic disease which ...

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 with ...

A walk in the desert and a curious discovery could have revealed that the secrets of alien life grow in the harshest conditions on Earth in the form of lichen.

Desert Lichen Survives Levels of Solar Radiation Previously Considered Lethal The findings could have implications for life beyond Earth.

Desert lichen offers new evidence for the possibility of life on other planets Lichen from the Mojave Desert can survive, and replicate, under levels of extreme solar radiation found on Earth-like ...

The term lichen simplex chronicus is used when the lichenification (as described previously) develops on skin that had been previously normal in appearance and where underlying skin disorders have ...

Thousands of protesters across the US marched against the Trump administration as part the "No Kings" movement Saturday, June 14.

In 34 seconds: 3 photos that tell the full horror of Ahmedabad-London Air India flight AI-171’s final moments ...

Deadliest plane crashes of the last decade - In pictures The world has seen devastating air disasters over the years, claiming thousands of lives ...