A well-polished mirror reflects the world faithfully back to the viewer’s eyes. But break that mirror into billions of nanosized chunks and each tiny silver sliver would not reflect the world with such fidelity. Instead of bouncing back to the viewer, the light would be sucked into the surface of the nanochunk like a genie into a bottle.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.