Articles from Science News (July 17, 1993)

Title	Author	Type	Words
A child's theory of mind: mental life may change radically around age 4.	Bower, Bruce	Cover Story	3359
A positive step for silicon chemistry.		Brief Article	396
A sound way to sense the sky.		Brief Article	249
AI at work: from prisons to autos to space.	Peterson, Ivars		560
Ancient ice reveals wild climate shifts.	Monastersky, Richard		813
CFC alternative: recycled refrigerants.		Brief Article	167
Devilish ice-age record.		Brief Article	345
Does strep trigger movement disorders?	Fackelmann, Kathy A.		590
Exercise builds big babies.		Brief Article	221
Fish oil sharpens young preemies' focus.	Raloff, Janet	Brief Article	390
Genetic clue to male homosexuality emerges.	Bower, Bruce		595
House gives thumbs-down to the SSDC.		Brief Article	167
How fish swim: study solves muscle mystery.	Pendick, Daniel		469
Party numbers: deploying a host of computers to sort out a mathematical puzzle.	Peterson, Ivars		1462
Scientists upset insect orthodoxies.	Wuethrich, Bernice		675
Soldering without lead.		Brief Article	365