1月，Aurora公司的股票走势跌宕起伏。首席执行官克里斯·厄姆森（Chris Urmson）认为Aurora即将实现无人驾驶卡车的商业化。但该公司要实现盈利还需数年时间。厄姆森曾在谷歌领导自动驾驶汽车项目，直至该项目成为独立的实体Waymo。

One of the world’s most incredible natural sights, the northern lights are a regular feature on travel bucket lists. The hunt to see the natural phenomenon takes travellers to some of the most ...