13.7: Cosmos And Culture13.7: Cosmos And Culture

Commentary On Science And Society

This is an artist's imaginative rendering of an atom, but quantum mechanics makes it hard to imagine exactly what an atom is. Richard Graham Farmer/Science Photo Library/Corbis hide caption

itoggle caption Richard Graham Farmer/Science Photo Library/Corbis

The Horsehead Nebula, as seen with infrared light, shows clouds surrounding it have already dissipated. The Horsehead formation has about 5 million years left before it, too, disintegrates. NASA/ESA hide caption

itoggle caption NASA/ESA

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