Articles from Science News (November 9, 1991)

Title	Author	Type	Words
A reptile to reckon with.	Monastersky, Richard		248
A tyrannosaur's troubled past.	Monastersky, Richard		323
Blood cells traced to a common ancestor.	Ezzell, Carol		998
Chemical collisions cause shuttle's halo.	Pennisi, Elizabeth		530
Depression gets anxious.			261
Detecting Jupiter's tug on radio waves.	Peterson, Ivars		393
Dinosaurs' swan song: out with a bang.	Monastersky, Richard		485
Federal survey counts female smokers.			282
Gone eating: luck and science face off in two eel-seeking adventures.	Pennisi, Elizabeth	Cover Story	2398
How to read a dinosaur's menu.	Monastersky, Richard		306
Icy clues gleaned from Mercury's other half.	Cowen, Ron		742
Mammoths on a weight-loss diet.	Monastersky, Richard		216
Numbers at random: number theory supplies a superior random-number generator.	Peterson, Ivars		1446
Scar wars: designing a chemical weapon.	Schmidt, Karen		740
Smoking out cocaine's in utero impact.			287
Stray 'filler' DNA disrupts normal gene.			594