New Theory Suggests We’ve Been Looking for Dark Matter All Wrong
一项新的研究表明，暗物质——长期以来被认为是完全不可见的——可能会在光线穿过充满难以捉摸的物质的区域时巧妙地给光线染色。构成宇宙大部分的暗物质可能并不是完全看不见的。根据约克大学的新研究，这 [...]
flynas Commences Riyadh–Nairobi Service with 3 Weekly Flights
RUH-NBO 航线在区域时刻表中连接亚的斯亚贝巴、恩德培和吉布提。来源
Gao Foundfederal Wildland消防员（大多数在农业部森林服务部门工作）对于保护生命，财产和自然资源免受Wildfire至关重要。 Not only is firefighting inherently risky, but wildland firefighters often work in remote, mountainous terrain that can make it difficult to know their location in relation to the fire or communicate important safety informat
