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Mrs Margaret Thatcher's visit to Washington has clarified US intentions towards negotiations of ballistic missile defences. But the United States should be more forthcoming yet if it wishes.
Particle physics is again in turmoil. Experimentalists believe they may have new phenomena to describe. Theorists may already have an accommodating theory.
New products described this month include three made with safety in mind—insulated gloves, a system for mopping up spilt chemicals and a wallchart on hazard warning symbols.