Articles from Science News (December 16, 1989)

Title	Author	Type	Words
AZT causes cancer in lab animals.			212
Birth of a subduction zone.	Monastersky, Richard		339
Cigarettes: the low-tar irony.			235
Drugs of choice: drug users who never suffer addiction attract scientific interest.	Bower, Bruce		2066
Governments warm to greenhouse action; not all play Uncle Sam's climatic waiting game.	Raloff, Janet		1612
Hazardous gas strikes hockey rink.			377
High-rises rock to shuttle shock.	Monastersky, Richard		258
Lab-made proteins stretch like life.	Amato, Ivan		290
Magnetic signal preceded October quake.	Monastersky, R.		386
Mapping the periodic landscape of elements.	Amato, I.		559
Neptune marvels emerge from data deluge.	Eberhart, J.		627
New evidence ages modern Europeans.	Bower, B.		639
Plasma HIV reflects AIDS progression.	Fackelmann, K.A.		633
Predictions drop for future sea-level rise.	Monastersky, R.		603
Sweet semiconductor snags bacteria.	Amato, Ivan		250
Texans devise battle plan for bee invasion.	Weiss, R.		557
Toxic gases can penetrate concrete blocks.	Raloff, J.		614
Unstudied California fault poses hazard.	Monastersky, R.		505
Water scarcity threatens food in the '90s.			376
Why the White House prefers to wait.	Raloff, J.		491