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# seeing around corners illustration

## Appears In

                        - Out of the Shadows: New Imaging Method Reveals Concealed Objects

Even though the figure in red lies hidden, out of the direct line of sight of the figure in green, radiation naturally emitted by the concealed figure at submillimeter wavelengths betrays its presence. At these long wavelengths, many types of walls act as partial mirrors, reflecting the light into view of the green figure.

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