When Sony BMG hid a “rootkit” on their CDs, they spied on you and let hackers into your computer. What were they thinking?
Wetpaint and other wiki startups are offering free and easy-to-use tools. But will most consumers really care?
In the future, the environment could be pervaded by sensors using the same power-scavenging techniques as RFID tags.
A new way to create complex nanostructures will improve batteries and solar panels.
The creator of the most popular e-mail encryption program has a new application for Voice-over-Internet-Protocol phone calls.
Nanowires could make brain-machine interfaces safer and cochlear implants more effective.
A radical proposal for a high-tech power grid could make possible the continent’s vast expansion of renewable energy sources.
How radio frequency identification tags will help retailers, from supply chains to store shelves.
Advances in nanowires show they can be fast enough to use as ultrasmall transistors in cheap, high-performance electronics.