11.30 Images and Information
Regular patterns of ' noise ' can be removed from a picture by a special technique called spatial filtering, and laser light can beat with its own light to produce fringe patterns, the basis of 3D holograms.
11. 55 Budgeting Jot Europe's Jobless
In 1982 the European Parliament launched an initiative to make the European Community's budget for 1983 reflect concern for Europe's jobless. How was it received?