Beards, business and a history of facial hair in the workplace

Recording the human face in art is a long-held tradition, from the Roman Bust to the 15th century Dutch painting. The portrait signals power, prestige and wealth. Corporations have also used portraits to depict their leaders. ...

Bigger eyes but reduced brain power in nocturnal fishes

Coral reefs buzz with activity around the clock. As the day-active fishes retreat at dusk, the night-active or nocturnal fishes venture out to forage and hunt. Equipped with special traits, these fishes are adapted to lead ...

Chemical profile of ants adapts rapidly

The bodies of ants and other insects are covered with a thin, wax-like layer that protects them from desiccation and enables them to exchange information, in social insects, for instance, to differentiate between enemies ...

Glassfrogs show surprising diversity of parental strategies

Laid on leaves hanging over streams in tropical rainforests, glassfrog eggs are tasty snacks for snakes, insects and other predators until they hatch and drop into the streams to begin life as tadpoles. Until recently, biologists ...

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