LND topic: chens page 1

chens

The Hidden Strength of Lichen's Dark Secret

May 23, 2025

Lichens are tough and can handle harsh conditions. They make melanin, a pigment that helps them survive in tough spots. This pigment is like a shield, protecting them from too much light and UV rays. One type of lichen, Lobaria pulmonaria, has been studied for its melanin. It turns out, this lichen

science

Lichens: The Unlikely Martian Survivors

April 8, 2025

Mars, our neighboring planet, has always fascinated scientists. It's the closest thing we have to Earth in our solar system. But it's also a harsh place. The thin atmosphere and lack of a magnetic field mean it's constantly bombarded by radiation. Temperatures can swing wildly, and there's not much

science

When Ash Meets Lead: Changing Rules for Lichens and Mosses

January 12, 2025

Lichens and mosses are great thermometers for tracking atmospheric deposits, especially the isotope 210 Pb. Scientists often use a method called gamma spectrometric analysis to measure this. But sometimes they need to boost the sensitivity by concentrating 210 Pb. One common way to do this is