快猫短视频

In early November, UK airports cancelled many flights because of heavy fog. But why does fog still disrupt aircraft departures and arrivals? Surely we have the technology to prevent this.

Alan Penrose, Northampton, UK

We pay 拢25 for every answer published in 快猫短视频. To answer this question 鈥� or ask a new one 鈥� visit newscientist.com/lastword. Terms and conditions apply.

This article appeared in print under the headline 鈥淐ancelled out鈥�