The Glossiness of Grackles (and other birds)

“The glossy sheen of healthy hair is an ideal of human beauty; however, glossiness has never been quantified in the context of non-human animal signaling. Glossiness, the specular reflectance characteristic of polished surfaces, has the potential to act as a signal of quality because it depends upon material integrity and cleanliness.” For those reasons, Matthew […]

An authoritative answer to the coffee/health question

A question may be difficult (or impossible) to really answer, but that difficulty does not prevent authoritative people from supplying authoritative answers. A November 16, 2015 press release brews up a new authoritative answer to the question “Is drinking coffee good or bad for your health”: Moderate coffee drinking may lower risk of premature death […]

Is coffee-drinking good for you? How to say “It’s complicated” in 192 words.

Scientists continue to struggle, or at least write, on the question: Is coffee-drinking good or bad for a person’s health? One scientist found a new way to say — using only 192 words — “It’s complicated”. That summary appears in the study: “Toward systems epidemiology of coffee and health,” Marilyn C. Cornelis, vol. 26, no. 1, Current Opinions in […]

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