January 8, 1980

UNDER Yellowstone Park, recently accumulated evidence indicates the presence of a swelling reservoir of hot, and probably molten, rock that extends down more than 150 miles. This is regarded by a number of scientists as a time bomb that is destined sooner or later to erupt volcanically, perhaps explosively.

UNITED NATIONS, N.Y., Jan. 7 -- The Soviet Union today vetoed a Security Council resolution demanding that Moscow withdraw its troops at once from Afghanistan.

HOW responsible are social scientists for the way their findings are used by politicians and other policy-makers? The question--an old one in nuclear physics and other natural sciences--has been raised by recent studies of the effectiveness of urban schools. It is an increasingly important issue, complicated by the fact that the conclusions of much social science research are ambiguous and even self-contradictory.

WASHINGTON, Jan. 7--The Aluminium Company of America has become the first major American company to break off trade with the Soviet Union by suspending negotiations to build an aluminum smelter in Siberia.