
From the Editors
John Rennie is a former editor in chief of Scientific American.

From the Editors

Changing to Stay the Same

Letter from the Editor, March 1996

Letter from the Editors, February 1996

Letter from the Editors, January 1996

Letter from the Editor, December 1995

Letter from the Editor

The Uncertainties of Technological Innovation
Even the greatest ideas and inventions can flounder, whereas more modest steps forward sometimes change the world

Making Drugs Count
A new test could customize therapies--and boost profits

Fishy Repair Jobs
To fix a damaged neuron, kill some other brain cells

Borrowed Savagery
Interloping viral genes may cause lethal strep infections

Darwin's Current Bulldog

Immortal's Enzyme
By rebuilding their eroding DNA, cancer cells stay young

Grading the Gene Tests
From just a snippet of DNA, geneticists can sometimes forecast a patient's health. But ethical problems surrounding this testing are as ominous as the diseases themselves

Super Sonic
A gene named for a video game guides development

Biocatalysts Turn Rings around the Competition

Gene Rich, Cash Poor
The genome project has plenty of findings but not dollars

Too Little, Too Late?
A treatment for heart attack may be dangerously underused

Insects are Forever
Staying power, not flower power, made bugs diverse

Malignant Mimicry
False estrogens may cause cancer and lower sperm counts

Who is Normal?
Is trying to "fix" a disability sometimes a mistake?

Healing Hearing
Regrowing damaged ear cells might eventually cure deafness

David's Victory
Gene causing "bubble boy" illness is finally found

SNAPs and SNAREs
Protein hooks help vesicles grab cell membranes