NASA is launching rockets into the Northern Lights from Alaska to investigate why auroras have distinct movements such as flickering and pulsating.

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No, you don't need to fly to Iceland to see the Northern Lights - or even Alaska. Here's where to see the big show in the lower 48.

Whether you're in the heart of Scandinavia or the icy wilderness of North America, the Northern Lights are a show like no other.

As astrotourism booms, the northern lights get a boost from digital photography. Read more at straitstimes.com.