Suntech CEO Zhengrong Shi made China a powerhouse in photovoltaic technology--and became a billionaire in the process. His next ambition: to make solar power as cheap as conventional electricity.
Cyber attacks are increasing exponentially. Here's what recent episodes can teach us about thwarting cyber crime, espionage, and warfare.
Drugs can control HIV, but they exact a steep cost. Now, researchers are pursuing radical new ways to eliminate the infection entirely.
Will China's Web, like its larger economy, comfortably combine extraordinary growth with government repression?
IBM has found a new source of revenue: using its mathematicians' formulas in business services.
Twitter plans to become the leader in instant news--and make itself into a sustainable business in the process.
California-based Amyris has used breakthroughs in synthetic biology to reinvent biofuels. To turn its technology into an industrial process, it has headed to the land of sugar: Brazil.
Today's stock market has become a world of automated transactions executed at lightning speed. This high-frequency trading could make the financial system more efficient, but it could also turn small mistakes into catastrophes.
Information technology's next grand challenge will be to secure the cloud--and prove we can trust it.
For years, radical thinkers have proposed risky technologies that they say could rapidly cool the earth and offset global warming. Now a growing number of mainstream climate scientists say we may have to consider extreme action despite the dangers.