Articles from Science News (December 2, 1989)

Title	Author	Type	Words
An AIDS-associated microbe unmasked.	McKenzie, A.		541
Breaking the sickle cycle: potential treatments emerge for sickle cell anemia.	Loupe, Diane E.		2151
Classic Maya fight to their finish.	Bower, Bruce		338
Cocaine abuse leaves lingering heart risk.	Fackelmann, K.A.		399
Diet restores youth to aging vessels.	Fackelmann, Kathy A.		236
Drug delays Parkinson's progression.			182
Evolution's rapid shrinkage.	Monastersky, R.		293
Forging superstrong conducting polymers.	Amato, I.		570
Good news for greenhouse worriers.			329
Kind ears help some depressed patients.			378
Lifestyle contributes to a healthy heart.	Fackelmann, Kathy A.		343
Liver-transplant surgeons use living donor.	Fackelmann, K.A.		298
Migration evolves Down Under.	Bower, Bruce		251
Quantum interference: neutrons feel the effect of an electric field that apparently exerts no force.	Peterson, Ivars		1075
R.I.P. Solar Max: the satellite's last days.	Eberhart, J.		868
Resonance implicated in Nimitz tragedy.			245
Smoking out the best way to quit smoking.	Bower, B.		470
Tough carbon budget could slow warming.	Raloff, J.		824
Turning up the dirt on cholesterol screens.	Loupe, D.E.		383