The Download: China’s marine ranches, and fast-learning robots

The Download: China’s marine ranches, and fast-learning robots

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. China wants to restore the sea with high-tech marine ranches A short ferry ride from the port city of Yantai, on the northeast coast of China, sits Genghai No. 1, a 12,000-metric-ton ring of oil-rig-style steel platforms, advertised as a hotel and entertainment complex. Genghai is in fact an unusual tourist de…