It’s Arbor Day and the occasion meant lots of trees were planted in San Diego parks and along some streets. But this week marked another milestone. KPBS Science and Technology reporter Thomas Fudge ...

If you have paid close attention to power lines, you might have noticed metal spring-like structures close to the transmission towers. These spring-like structures are known as lightning arresters, ...

Among the things some people worry about is living near power lines. Not just because of the obvious danger if a live wire were to break and fall into a yard or on a house, but because they're ...

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