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.

Diverse pathways to longevity in mammals uncovered

Researchers from Brigham and Women's Hospital, a founding member of the Mass General Brigham healthcare system, have discovered gene expression signatures of longevity across 41 mammalian species and compared them with biomarkers ...

Better understanding the bonds between carbon group elements

The bonds between clusters of elements in the fourteenth group of the periodic table are known to be fickle. Ranging from the nonmetal carbon, to the metalloids silicon and germanium, to the metals tin and lead, all these ...

Study examines how DNA damage is repaired by antioxidant enzymes

A typical human cell is metabolically active, roaring with chemical reactions that convert nutrients into energy and useful products that sustain life. These reactions also create reactive oxygen species, dangerous by-products ...

Biological cleanup discovered for certain 'forever chemicals'

University of California, Riverside, chemical and environmental engineering scientists have identified two species of bacteria found in soil that break down a class of stubborn "forever chemicals," giving hope for low-cost ...

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