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Google is designing Google Glass wearable computing specs, and the Olympus camera company has designed a wearable computing device contains a display that resides directly above the right eye of the wearer. Unlike the Google device, the Olympus device connects directly to the user’s smartphone.

We’re all getting used to seeing people walking down the street who appear to be talking to themselves because they are using a small cell phone microphone. Now we’ll see people who seem to be in a sort of a daze, as one eye is focused on their email. Will there be a wave of pedestrian accidents?
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The theory is that dark matter is made up of particles that can’t interact with the electromagnetic force, and thus can’t be revealed with light. But they do interact gravitationally–in fact, it’s the gravitational pull of dark matter that stops galaxies from flying apart as they rotate. Astronomers think there is five times as much dark matter in the universe as there is ordinary matter, even though we can’t see it. Since both the dark and the visible forms of matter are affected by gravity, they tend to cluster together.

If we can’t see dark matter, how is it detected? By looking at the distorting effect that dark matter has on the light emitted by nearby galaxies.
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