Articles from Science News (February 21, 1987)

Title	Author	Type	Words
'Major step' on the stairway to orbit.	Eberhart, Jonathan		317
Biotech tests given go-ahead, look-see.			233
Deadly aftermath for Vietnam veterans.	Bower, Bruce		531
Deadly blooms and curious clocks.			202
DOD is asked to aid semiconductor firms.	Raloff, Janet		514
Embedded sentinels of toxicity; scientists are beginning to identify when, where and how certain toxic substances affect the body by studying aberrations in body levels of chemicals known as porphyrins.	Raloff, Janet		2371
New computer system studies proteins.			105
Osteoporosis: most answers yet to come.	Silberner, Joanne		410
Pi wars: dueling with supercomputers.	Peterson, Ivars		623
Psychotherapy innovator dies.		obituary	244
Siting the SSC: criteria and procedure.	Thomsen, Dietrick E.		1327
Superconductive barriers surpassed.	Weisburd, Stefi		412
The character of cancer; the controversial role of personality in the development of cancer is addressed in several extended studies.	Bower, Bruce		1459
Treating the mind, risking the body.			314
Uncovering amnesiacs' hidden memories.	Greenberg, Joel		581