Tech shares tumble worldwide

Technology shares across the world have plummeted over concerns of a slowdown in AI development in the US. Newshour debates the rights and wrongs of data centres.

Also in the programme: Paraguay's banking scandal; and the harmful effects of space weather.

(Picture: People walk past an electronic board displaying Japan's Nikkei 225 index trading in Tokyo, Japan, 06 November 2026. Credit: EPA)