Related topics: eye

The surprises of color evolution

Nature is full of color. For flowers, displaying color is primarily a means to attract pollinators. Insects use their color vision not only to locate the right flowers to feed on but also to find mates. The evolutionary interaction ...

How tech billionaires' visions of human nature shape our world

In the 20th century, politicians' views of human nature shaped societies. But now, creators of new technologies increasingly drive societal change. Their view of human nature may shape the 21st century. We must know what ...

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