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Ghostly Images of WiFi Signals Captured Using Long Exposure Photography and an Android App

So much of the world today is invisible to cameras. Technology operates in a light-less world of zeroes and ones, electromagnetic waves that fly over our heads in ever-increasing abundance.

For his fascinating project Digital Ethereal, designer Luis Hernan set out to capture one of these invisible signals, WiFi, using a creative combination of long exposure photography and an Android app.

Since you can’t just set up your camera next to your router, click the shutter button and capture a ‘stream’ of information pouring out, Hernan decided to ‘translate’ that info into light and color using an Android app called Kirlian Device mobile that visualizes WiFi signal strength using a series of colors.

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