Tree trunks take a licking as koalas source water

Koalas are one of the world's most charismatic animals. But there is a lot we still don't know about them. For example, how do the marsupials access water in the treetops? Do they only absorb moisture from the gum leaves ...

Thick smoke chokes Brazil's north as Amazon fires rage

Blackened tree trunks lay smoldering on the charred ground as thick smoke chokes the Amazon rainforest in Brazil, a scene of devastation that is being repeated across the "lungs of the planet."

Researcher uses decomposition fungi to create patterns in wood

Fungi that decompose tree trunks can conjure up real works of art in wood. In nature, however, the decay-causing fungi not only decorate the tree, but also destroy it. Empa researchers are now teaching the fungi how to draw. ...

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