An oil refinery defined life in this quaint California city. What happens when it’s gone?

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Waxing Crescent - A small sliver of light appears on the right side (Northern Hemisphere).

SAVE $600: As of Feb. 27, the Ecovacs Deebot X9 Pro Omni is on sale for $699 at Amazon. That's a 46% discount on the list price.

是智能手机正在失去主导权下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读

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The company’s tech comes from an unusual source: a $100-million-endowed program at Caltech to develop orbital solar plants that would beam electricity to Earth below. The researchers ultimately settled on a sail-like structure that is thin and flexible compared to boxy, traditional satellites.