In This Issue: Features
The Troll Hunters
A group of journalists and researchers wade into ugly corners of the Internet to expose racists, creeps, and hypocrites. Have they gone too far?
Can Japan Recapture Its Solar Power?
The way the Land of the Rising Sun built and lost its dominance in photovoltaics shows just how vulnerable renewables remain to changing politics and national policies.
Solving the Autism Puzzle
For years scientists searched fruitlessly for the causes of autism by looking for genes shared by families prone to the disorder. Now researchers taking a new approach have begun to unlock its secrets.
Desalination out of Desperation
Severe droughts are forcing researchers to rethink how technology can increase the supply of fresh water.
A Coal Plant That Buries Its Greenhouse Gases
The first commercial power plant to use carbon capture and sequestration shows the potential of a crucial technology.
A Feminist Critique of Silicon Valley
Shanley Kane challenges the assumptions and practices of the tech industry.
In This Issue: Reviews
What Are MOOCs Good For?
Online courses may not be changing colleges as their boosters claimed they would, but they can prove valuable in surprising ways.
Google Glass Is Dead; Long Live Smart Glasses
Even though Google’s head-worn computer is going nowhere, the technology is sure to march on.
Auras: There’s an App for That
A variety of new digital filters will make a photograph look vintage. The inauthenticity of the effect is irrelevant: it’s enough to evoke an audience’s sense of the past.