Now a new and perhaps even more vexing concern has emerged: Highway sinkholes stemming from long-abandoned mines. Three sinkholes have opened up along I-80 in Wharton since late December.

Nevada is home to more than 300,000 abandoned mines — mines that can kill you in an almost unimaginable number of ways. But those mines from Nevada’s olden days are attracting a modern-day ...

A 2023 study suggests that the shafts of such abandoned mines could serve as energy-storing gravity batteries. Editor's note: Readers often ask us for follow-ups on memorable stories. What has ...