Evolution

Double Take

Science Feb 18 2000: 1165.
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EVOLUTION: What Begets Fitness?

Andrew M. Sugden
Science Feb 18 2000: 1169.
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EVOLUTIONARY BIOLOGY:
A Powerhouse Divided

William Martin
Science Feb 18 2000: 1219.
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Evidence for a High Frequency of Simultaneous Double-Nucleotide Substitutions

Michalis Averof, Antonis Rokas, Kenneth H. Wolfe, and Paul M. Sharp
Science Feb 18 2000: 1283-1286.
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Ecology

TAKING A STAND:
Ecologists on a Mission to Save the World

Jocelyn Kaiser
Science Feb 18 2000: 1188-1192.
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TAKING A STAND:
Citizen-Scientist Guru

Jocelyn Kaiser
Science Feb 18 2000: 1189.
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TAKING A STAND:
A Reluctant Warrior

Jocelyn Kaiser
Science Feb 18 2000: 1190.
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TAKING A STAND:
Role Model for Ecology's Generation X

Jocelyn Kaiser
Science Feb 18 2000: 1191.
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TRANSFORMING A DISCIPLINE:
A New Breed of Scientist-Advocate Emerges

Kathryn S. Brown
Science Feb 18 2000: 1192-1195.
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TRANSFORMING A DISCIPLINE:
At Home on the Range

Kathryn S. Brown
Science Feb 18 2000: 1193.
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Remnant Crocs Found in Sahara

Science Feb 18 2000: 1199.
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Microbiology

Mitochondria Make the Cut

Science Feb 18 2000: 1165.
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Mitochondrial FtsZ in a Chromophyte Alga

Peter L. Beech, Thao Nheu, Thomas Schultz, Shane Herbert, Trevor Lithgow, Paul R. Gilson, and Geoffrey I. McFadden
Science Feb 18 2000: 1276-1279.
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Epidemiology

EPIDEMIOLOGY:
U.K. Plans Major Medical DNA Database

Michael Hagmann
Science Feb 18 2000: 1184.
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Physical Sciences

Astronomy

Black Hole Sun

Science Feb 18 2000: 1165.
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ASTRONOMY: Chlorine Cycles on Io

Linda Rowan
Science Feb 18 2000: 1169.
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X-RAY ASTRONOMY:
Loss of ASTRO-E X-ray Satellite Hurts Japan's Space Science ...

Dennis Normile
Science Feb 18 2000: 1178-1179.
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... While European Observatory Sends Back First X-ray Images

Govert Schilling
Science Feb 18 2000: 1178.
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VSOP SYMPOSIUM:
Knotted Jets and Odd Quasars Reveal Secrets by Radio

Dennis Normile
Science Feb 18 2000: 1195-1196.
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ASTRONOMY:
Enhanced: Superclusters--the Largest Structures in the Universe?

Michael Drinkwater
Science Feb 18 2000: 1217-1218.
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Three-Layered Atmospheric Structure in Accretion Disks Around Stellar-Mass Black Holes

S. N. Zhang, Wei Cui, Wan Chen, Yangsen Yao, Xiaoling Zhang, Xuejun Sun, Xue-Bing Wu, and Haiguang Xu
Science Feb 18 2000: 1239-1241.
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Chemistry

Getting Their Iron

Science Feb 18 2000: 1165.
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Self-Assembling Amphiphilic Siderophores from Marine Bacteria

J. S. Martinez, G. P. Zhang, P. D. Holt, H.-T. Jung, C. J. Carrano, M. G. Haygood, and Alison Butler
Science Feb 18 2000: 1245-1247.
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Physics

PHYSICS: Chaos Underlying Order

Phil D. Szuromi
Science Feb 18 2000: 1169.
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PHYSICS: Sending Spins Through Rough Terrain

Ian S. Osborne
Science Feb 18 2000: 1169.
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Quantum Leap

Science Feb 18 2000: 1183.
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NUCLEAR PHYSICS:
Double Magic for New Nickel Nucleus

Adrian Cho
Science Feb 18 2000: 1184.
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Science & Society

Education

Heinz Dishes Out $1.25 Million

Science Feb 18 2000: 1199.
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