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A new UBC study reveals that the brighter the orange on a male guppy, the more virile it is, solving a long-standing evolutionary puzzle about their flashy colours.
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How globalization stoked fear of disease during the Romantic era
In the late 18th and early 19th centuries, the word “communication” had several meanings. People used it to talk about both media and the spread of disease, as we do today, but also to describe transport—via carriages, canals and shipping.
