Greta Thunberg Takes on the World

Seas rage and the land grows weak. Pollutants cake the air. Fires, droughts, and outbreaks surge with a kind of unsympathetic wildness. The very earth oozes an irreversible, clotting heat. It’s agitated, ailing, and on the brink of complete and ineluctable devastation. From this hellish man-made calamity, one voice ruptures the breach. Sometimes, one voice…

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The Slow Rollout of Super-Fast 5G

The grand promise of 5G wireless service—connection speeds 10 times as fast as the speediest home broadband service—is slowly moving closer to reality.AT&T is launching its new 5G service Friday in 10 cities, including Los Angeles, San Francisco, and San Jose. Notably, the service is based on real 5G standards, unlike AT&T’s earlier “5G Evolution”…

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