How coal mine waste could power America’s next clean energy movement

Treating acid mine drainage and extracting its valuable rare earth elements offers a way to transform pollution into prosperity. Across Appalachia, rust-colored water seeps from abandoned coal mines, staining rocks orange and coating stream beds with metals. These acidic discharges, known as acid mine drainage, are among the region’s most persistent environmental problems. They disrupt…

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Tech CEOs boast and bicker about AI at Davos

There were times at this week’s meeting of the World Economic Forum when Davos seemed transformed into a high-powered tech conference, with on-stage appearances by Tesla CEO Elon Musk, Nvidia CEO Jensen Huang, Anthropic CEO Dario Amodei, Microsoft CEO Satya Nadella, and even more industry executives. The big topic, unsurprisingly, was AI, with CEOs laying…

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Google says it’s working to fix Gmail issue that’s led to flooded inboxes and increased spam warnings

If your Gmail inbox is all out of whack today, you’re not alone. Gmail users have been encountering issues with the automatic filters that keep their main inbox free from the clutter of promotional emails and non-urgent updates, and some have reported seeing notices that emails have not been scanned for spam. Google confirmed to…

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