Scientific American Year 1991 Magazine Back Issues

Features
The Race To Build The Fastest Supercomputer Yet.
What Makes Aspirin A Wonder Drug.
A Widening Search For Worlds Around Distant Stars.

Features
The New Epidemic Of Sexually Transmitted Diseases.
The Quest For The Origin Of Life.
Chaos In The Brain May Shape Perception.
Vivid Computer Graphics Replace Architects Pencil Sketches And Handcrafted Models With Realistic

Features
How Rising Continents Cooled The Earth.
Will Drugs Ever Cure Drug Addiction?
The Russian Weed That Won The West.
Funnels For Light Can Concentrate Solar Energy To Supersolar Internity.

Features
Shock Waves In The Void Of Space.
The Echoes Of Ancient Languages.
What Does Energy Really Cost?

Features
Exploring The Genetic Heritage Of Racehorses.
Can Anyone Explain High - Temperature Supercanductivity?
The Impact Of Kuwait's Burning Oil Wells.
Silicon Sees A Cat. This Retina-On-A-Chip Mimics The Functions Of Cells In The Human Eye.

Features
Should Nuclear Power Be Banned From Space?
Lasers In The Hands Of Surgeons.
Why Quasars Can Outshine A Thousand Galaxies.

Features
Hope That Strokes May Soon Be Treatable.
Do "Smart" Airplanes Have The Right Stuff?
When The Local Druggist Sold Heroin - Legally.

Features
The Smart Genes That Control Cell Differentiation.
What Happens When Galaxies Collide.
Can Antichaos Explain The Origin Of Species?

Features
Special Issue
Communications, Computers And Networks
How To Work, Play And Thrive In Cyberspace

Features
Remnants Of a Planet That Failed To Form.
Still No Technological Fix For Oil Spills.
What Made Higher Life - Forms Possible?
Buckyball, The Third Form Of Pure Carbon, Cages An Atom In Its Lattice.

Features
Mcirolasers - The Tiniest Points Of Light
Clues To A Cause Of Alzheimer's Disease.
More Evidence For An African Genesis.

Features
Quantizing The Birth Of the Universe.
Reusable Fuels From Solar Energy.
When The First Horse Was Broken To The Bit.