
Go For Broke: How Bill Joy Handicaps `Greentech' Investments
Larry Greenemeier is the associate editor of technology for Scientific American, covering a variety of tech-related topics, including biotech, computers, military tech, nanotech and robots.

Go For Broke: How Bill Joy Handicaps `Greentech' Investments

Head Not in the Clouds: Demanding More from Tech Innovation

The iPhone Effect: Slick, New Mobile Gadgets Strain the Limits of Wireless Networks

A Buff New Twist on Carbon Nanotube Artificial Muscles

Launch Counter: U.S. Army Considers Quantum Cascade Lasers to Protect its Aircraft [Video]
The Pentagon will spend upward of $1.5 billion for smaller, lighter and more reliable infrared countermeasure systems to keep U.S. choppers from being taken down by small arms and shoulder-fired missiles

Sensors and the City: IBM Exhibit Visualizes Today's Urban Problems--and Potential Solutions [Slide Show]
The IBM "Think" exhibit analyzes data to create virtual representations of wasted drinking water, solar-energy potential, traffic snarls, air quality and credit card transactions in and around New York City

Drone On: Will the FAA Open U.S. Skies to Unmanned Aircraft?
The FAA plans for the first time allocate part of the domestic skyway to drones

iPhone 4S Unveiled with Fast iPad Chip, 8-Megapixel Camera, but No iPhone 5 Yet

Gig.U Is Now in Session
Universities are piloting superfast Internet connections that may finally rival the speed of South Korea's

Error and Trial: Italian Scientists Face Prison as Earthquake Manslaughter Hearing Resumes This Weekend
Six renowned geophysicists are on the hot seat, but is it for failing to predict an earthquake or failing to clearly communicate their findings?

Amazon Clouds Tablet Market in Advance of Apple Event

Something in the Way You Move: Cameras May Soon Recognize Criminals by Their Gait
Advances in motion-capture technology hold enormous potential as a tool for analyzing surveillance video for possible security threats

Carbon-Fiber "Dreamliner" Set to Make First Commercial Flight September 27

The Apple of Its Eye: Security and Surveillance Pervades Post-9/11 New York City [Video]
The Lower Manhattan Security Initiative has covered much of the city with a network of surveillance cameras and other equipment, to the dismay of privacy advocates

Post-9/11 Technology Brings Exoskeletons, Laser Cannons to 21st-Century U.S. Military [Slide Show]
The U.S. Department of Defense keeps seeking and developing advantages for today's unconventional warfare, ranging from Iron Man-like body suits to smart grenade launchers

The Drone Wars: 9/11-Inspired Combat Leans Heavily on Robot Aircraft
The U.S. Defense Department has added thousands of automated aircraft added to its fleet over the past decade to support operations in Afghanistan, Iraq and Pakistan as concerns of drone accuracy persist

Virtual Ventricle: Computer Predicts Dangers of Arrhythmia Drugs Better than Animal Testing
Researchers developed a computer model of a human heart to study whether certain drugs will help treat an abnormal heartbeat, or cause serious side effects

Medical Mystery: How Can Some People Hear Their Own Eyeballs Move?
A disorder of the inner ear called superior canal dehiscence syndrome causes every sound within the body to be amplified, even the movement of one's eyeballs, all the time. Sounds strange, but it is true (and treatable)

After Shock and Awe
All the gear $1.3 trillion can buy

New Glasses-Free 3-D Approach Could Work on Thin, Flexible Displays
Korean researchers envision 3-D on OLED displays for smartphones and other gadgets

Can Mobile Phone Networks Be Improved to Better Cope with Emergencies?
Cell coverage can be spotty immediately following events like this week's earthquake, rendering many handsets useless for contacting family and friends. New technologies may provide a solution

The Highlights (and Lowlights) of Apple's Steve Jobs Era

Hacked in 60 Seconds: Thieves Could Steal Cars via Text Messages

Share the Wealth: New Urban Poverty Atlases Now Provide Data to Slum Dwellers
A nonprofit works to get information about the lack of health, water and sanitation services into the hands not just of the government but of slum residents as well