The Library of Utopia

Google's ambitious book-scanning program is foundering in the courts. Now a Harvard-led group is launching its own sweeping effort to put our literary heritage online. Will the Ivy League succeed where Silicon Valley failed?

A Faster Fourier Transform

A mathematical upgrade promises a speedier digital world.

Building Tesla

At its electric-car factory in Silicon Valley, Tesla obsesses over details like making its own high-tech tools.

Photographs by John Stocklin

Turing's Enduring Importance

The path computing has taken wasn't inevitable. Even today's machines rely on a seminal insight from the scientist who cracked Nazi Germany's codes.

A New Net

A startup called Nicira is reinventing computer networking with an audacious goal: to make all kinds of Internet services smarter, faster, and cheaper.

"Tectonic Shifts" in Employment

Information technology is reducing the need for certain jobs faster than new ones are being created.

Turing's Enduring Importance

The path computing has taken wasn't inevitable. Even today's machines rely on a seminal insight from the scientist who cracked Nazi Germany's codes.

Kenya's Startup Boom

Local programmers and homegrown business models are helping to realize the vast promise of using phones to improve health care and save lives.

Foundation Medicine: Personalizing Cancer Drugs

Foundation Medicine is offering a test that helps oncologists choose drugs targeted to the genetic profile of a patient's tumor cells. Has personalized cancer treatment finally arrived?