Science

Study: Bonobos Prefer Hinderers over Helpers

While humans generally prefer individuals who are nice to others, a new study finds bonobos (Pan paniscus) — our closest relatives in the animal kingdom along with chimpanzees — are more attracted to jerks. Duke University scientists Christopher Krupenye and Brian Hare were surprised by their findings because bonobos have …

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Researchers Enhance Scientific Understanding of Calcium Taste

Though calcium taste doesn’t fit into the five established tastes the tongue’s receptors can identify, humans describe it as slightly bitter and sour. According to a new study published in the journal Neuron, calcium taste also exists in fruit flies (Drosophila melanogaster). Lee et al demonstrated that fruit flies are …

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Artificial Sugar Trehalose Linked to Clostridium difficile Epidemics

An artificial sugar called trehalose enhances the virulence of epidemic lineages of Clostridium difficile, a Gram-positive spore forming bacterium that causes life-threatening inflammation of the colon, according to a new study published in the journal Nature. This digitally-colorized scanning electron microscopic image depicts a large grouping of rod-shaped Clostridium difficile. …

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