Herbaria's use and importance grows with climate change

There are more than 350,000 species of flowering plants on Earth, yet only 12 of them separate humans from starvation. And, Charles Davis says, 2 out of 5 plant species are likely to go extinct in the near future because ...

Hydrothermal mercury: The natural story of a contaminant

An international team of researchers including scientists from the GEOMAR Helmholtz Center for Ocean Research Kiel has produced the first global estimate of mercury emissions from hydrothermal sources at mid-ocean ridges ...

Chemical communication between female rats exists and is complex

Scent marking is a communication strategy for many mammals. These scent marks provide key information about the animals that leave them, with those animals that detect them often changing their behavior in response to them.

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