14 OCTOBER 1989, page 14

Rather Trickier Than It Looks

John Simpson explains how American television has been fooled over the Afghan war AMERICANS tend to be believers. They believe their Presidents, they believe their newspapers,......

Scenes From Science

Greenhousery THE so-called 'greenhouse effect' re- fers to a continued warming of the Earth's surface caused by the accumula- tion of carbon dioxide gas in the Earth's......