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This illustrated survey covers what Nicholas Wade calls the "observational era of vision," beginning with the Greek philosophers and ending with Wheatstone's de

Diane Ackerman's lusciously written grand tour of the realm of the senses includes conversations with an iceberg in Antarctica and a professional nose in New Yo

We spend about one-tenth of our waking hours completely blind - only one percent of what we see is in focus at any one time. You don't need eyes to see - blind

Why environmental learning is crucial for understanding the connected challenges of climate justice, tribalism, inequity, democracy, and human flourishing. How

"The evolution of the eye spans 3.75 billion years from single cell organisms with eyespots to Metazoa with superb camera style eyes. At least ten different ocu