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Red light, white light: How to preserve your night vision while using stargazing apps

The right apps can take a lot of the work out of stargazing, but they can also stop your eyes from adjusting to the dark. Here's how to use them without ruining your skywatching.

Red light, white light: How to preserve your night vision while using stargazing apps

We haven't written up this one. Space.com has the full story — the link below goes straight to it.

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