Coral lichen on a tree in Newfoundland. This lichen has been demonstrated to usefully discriminate between old-growth and second-growth forests in Nova Scotia, Canada. Credit: Troy McMullin There aren ...

What we call reindeer moss is nothing of the kind. It's not even a plant; it's a lichen. Lichens, which account for half of the natural nitrogen... Sep 21, 2017 — What we call reindeer moss is nothing ...

An oak tree in my yard has a large growth on it. It doesn’t seem to be hurting the tree, but should I be concerned? — B.I. It sounds like you are describing what is known as a burl. Burls are round or ...

QUESTION: We have a small patio yard on the east side of our home, and it is very shady. Our problem is moss. What do we need to do to rid this from our lawn? ANSWER: First, it’s important to ...

Just when you think you might be a keen observer of nature, along comes Harwich Conservation Trust naturalist Tom Walker to blow ...

On cold winter days, feeding sticks of firewood into my woodstove, I sometimes pause, my eye caught by lichens. Splotchy circles, lacy tendrils. Soft gray, muted gray-green, black. They mottle the ...

Lichens have the ability to shut down, allowing them to tolerate extreme desiccation in a dormant state. They recover quickly when conditions improve, restarting photosynthesis and growth. Two lichens ...

A study’s findings add to the case that lichens, which dominate about 7 percent of the planet’s surface, most likely made their way to land some 100 million years after ferns and other vascular plants ...

Lichens, combinations of fungi and algae, are quietly trodden underfoot by animals and hikers the world over. Now a new study by a Brigham Young University father-son team has demonstrated that ...

Lichens have survived Martian conditions in an unprecedented scientific experiment. This discovery opens new perspectives on the possibility of extraterrestrial life. Lichens, these symbiotic ...