Articles from Science News (April 24, 1993)

Title	Author	Type	Words
An observer immune to frostbite.		Brief Article	171
An unexpected release of carbon dioxide.		Brief Article	463
DDT may foster breast cancer, study finds.	Raloff, Janet		603
Deep-sea molecular sieves surface in lab.	Schmidt, Karen F.	Brief Article	347
Drug resistance vexes treatment of AIDS.	Pendick, Daniel		582
Helium fusion and the fate of massive stars.	Peterson, Ivars		580
Lasers map slicks from the air ... and estimate their thickness.	Raloff, Janet	Brief Article	593
Limning full sky in a gamma-ray glow.		Brief Article	205
Neandertal neck bone sparks cross talk.	Bower, Bruce		562
Nose nerve cells show transplant potential.	Pennisi, Elizabeth		658
Ozone layer shows record thinning.	Monastersky, Richard		729
Retiring approach tames high seas.		Brief Article	209
Scouting for oil spills under ice.	Raloff, Janet	Brief Article	308
Seeking the top quark.	Peterson, Ivars	Brief Article	159
The cold facts of life.	Monastersky, Richard	Cover Story	3488
Tidying up the kilogram.	Peterson, Ivars	Brief Article	439