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S&P 500 enters June near a record but with growing concerns about the market's narrow leadership
CNBC· 3 小時前The stock market is not a democracy. The S & P 500 is a mere 1.2% from its all-time high, yet ...
用超快速脈衝光取代熱處理,量子點太陽能新進展
科技新報 TechNews· 13 小時前脈衝光除了能用在雷射醫美領域,韓國科學家發現,也可以打造出更高效率的量子點太陽能電池技術。 韓國大邱慶北科學技術院能源科學與工程系團隊看好量子點合成 ...
OneScreen.ai brings startup ads to billboards and NYC’s subway | TechCrunch
TechCrunch· 22 小時前When Alex Ewing was a kid growing up in Purcell, Oklahoma, he knew how close he was to home ...