February 2005
Scientific American Magazine

Digital subscribers-sign in for full access

Cover; February 2005; by Staff Editor; 1 Page(s)

Table of Contents; February 2005; by Staff Editor; 2 Page(s)

SA Perspectives: Beyond the Big ©; February 2005; by Staff Editor; 1 Page(s)

Copyright becomes "no right to copy"

How to Contact Us and On the Web; February 2005; by Staff Editor; 1 Page(s)

Letters to the Editors; February 2005; by Staff Editor; 2 Page(s)

50, 100 and 150 Years Ago; February 2005; by Staff Editor; 1 Page(s)

Eloquent Bubbles; Radioactive Earth; Geological Clock

Avoiding Another Vioxx; February 2005; by Sara Beardsley; 2 Page(s)

Guarding against unsafe drugs means major changes

Hungry for Dino Meat; February 2005; by Charles Q. Choi; 2 Page(s)

A pointy-toothed mammal that preyed on dinosaurs

Punctuated Disequilibrium; February 2005; by Claudio Angelo; 2 Page(s)

Occasional but extreme climate could turn parts of the Amazon rain forest into dry savannas

Into the Abyss; February 2005; by Christina Reed; 2 Page(s)

Science meets entertainment at the bottom of the sea

String Revival; February 2005; by Govert Schilling; 1 Page(s)

Are cosmic strings behind unusual lensing effects?

More Bits in Pits; February 2005; by JR Minkel; 1 Page(s)

DVD-like system could take a run at holographic storage

By the Numbers: Melting at the Top; February 2005; by Rodger Doyle; 1 Page(s)

Rapidly warming Arctic will have global consequences

News Scan Briefs; February 2005; by Charles Q. Choi, JR Minkel; 2 Page(s)

Parched Presence; Say It, Don't Spray It; Cardio Therapy for the Mind; Golden Zipper; Shrinking Memory; Planet-Making 101

Skeptic: Abducted!; February 2005; by Michael Shermer; 1 Page(s)

Imaginary traumas are as terrifying as the real thing

Insights: Performance without Anxiety; February 2005; by Sally Lehrman; 2 Page(s)

Fear of reinforcing negative stereotypes, Claude Steele finds, hampers the ability to succeed. The idea is now central in affirmative action and job discrimination fights

An Endangered Species in the Stomach; February 2005; by Martin J. Blaser; 8 Page(s)

Is the decline of Helicobacter pylori, a bacterium living in the human stomach since time immemorial, good or bad for public health?

Atom Chips; February 2005; by Jakob Reichel; 8 Page(s)

Magnetic fields on a microchip can produce tiny, coherent clouds of atoms called Bose-Einstein condensates. The chips could have uses n ultraprecise sensors for aircraft and in quantum computing

The Littlest Human; February 2005; by Kate Wong; 10 Page(s)

A spectacular find in Indonesia reveals that a strikingly different hominid shared the earth with our kind in the not so distant past

Seeking Better Web Searches; February 2005; by Javed Mostafa; 8 Page(s)

Deluged with superfluous responses to online queries, users will soon benefit from improved search engines that deliver customized results

Making Memories Stick; February 2005; by R. Douglas Fields; 8 Page(s)

Some moments become lasting recollections while others just evaporate. The reason may involve the same processes that shape our brains to begin with

Nanotubes in the Clean Room; February 2005; by Gary Stix; 4 Page(s)

Talismans of a thousand graduate projects may soon make their way into electronic memories

The New College Try; February 2005; by Steve Mirsky; 6 Page(s)

Innovation is alive and kicking on campus

Working Knowledge: Reducing a Roar; February 2005; by Mark Fischetti; 2 Page(s)

Noise-canceling headphones

Technicalities: Every Breath You Take; February 2005; by Mark Alpert; 3 Page(s)

Now a high-tech shirt can record your vital signs all day and night

Reviews: Big Bang vs. Steady State; February 2005; by Chet Raymo, Staff Editors; 2 Page(s)

Big Bang recounts how one scientific theory for the creation of the cosmos triumphed over its competitors. Also, The Editors Recommend

Anti Gravity: Sticker Shock; February 2005; by Steve Mirsky; 1 Page(s)

In the beginning was the cautionary advisory

Ask the Experts; February 2005; by Staff Editor; 1 Page(s)

Why do bags form below our eyes? How are the abbreviations of the periodic table determined?