Articles from Science News (February 5, 1994)

Title	Author	Type	Words
Atlantic current gives climate the shakes.	Monastersky, R.		722
Biodiversity helps keep ecosystems healthy.	Pennisi, E.		729
Cloning human embryos; exploring the science of a controversial experiment.	Fackelmann, Kathy A.		2596
Experts debate merits of radiation studies.	Adler, T.		604
Gamma-ray bursts: a distant stretch?	Cowen, R.		542
Mixed news on hair dyes and cancer risk.	Fackelmann, K.A.		683
Rocky relics: getting the lowdown on near-Earth asteroids.	Cowen, Ron		3147
Self-assembly for sodium helixes.		Brief Article	247
Siberian site cedes stone-age surprise.	Bower, B.		641