
The Infinitesimal Gets Smaller
W. Wayt Gibbs is a contributing editor for Scientific American based in Seattle. He also works as a scientific editor at Intellectual Ventures.

The Infinitesimal Gets Smaller

Taking Computers to Task

Helping Heartache
Surgeons blast holes through the heart to relieve chest pain

World Wide Widgets

Taming Tremor
A pacemaker for the brain nears approval

Dredging The Digestive System
Polymer-based drugs sweep out cholesterol and other undesirables

From Satan to Zen

Peeking and Poking at DNA
New microscopy techniques observe life's molecules in action

COMPUTER BOMBS

LINGUISTICS
A MATTER
OF LANGUAGE

Beyond Modems
Entrepreneurs are extending the Internet to everyday appliances

Making Sense
Microsoft uses a dictionary to teach computers English

BANDWIDTH,
UNLIMITED
Optical devices moving to market
could boost telephone company
profits--or wipe them out

Where the Wind Blows

Jungle Medicine

Snap, Crunch or GigaPOP?

Snap, Crunch or GigaPOP?
Online traffic jams spur cries of doom--and plans for Internet II

The Price of Silence
Does profit-minded secrecy retard scientific progress?

Pressure to Change
Supercritical carbon dioxide to toughen common materials

Gene Therapy
Early trials encountered unforeseen complications. A new round of more sophisticated strategies may turn the tide

Programming with Primordial Ooze
Useful software begins to crawl out of digital gene pools

Bugs in the Data?
The controversy over Martian life is just beginning

What Are Obstacles to Ideal Care?

Artificial Blood Quickens
Several short-term substitutes approach final clinical trials