Watch | What causes the northern lights?

The aurora borealis, or northern lights, that appear in high-altitude regions have been fascinating people for thousands of years. It is a true curiosity of the natural world and a major tourist attraction. But the reason behind the origin of the northern lights has been a mystery. What causes this very specific light phenomenon that occurs in the Earth's polar regions has been speculated but never proven, until now.

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Printable version | Aug 13, 2022 9:14:14 pm |