Carbon nanotubes can send electrical signals to neurons and are being developed for retinal implants.
A123 Systems has built a powerful, lightweight lithium-ion battery pack that could lower the price of hybrid vehicles.
The public needs to know the benefits as well as the risks.
Research with rats points the way to delivering gene therapies for diabetes using tiny bubbles and ultrasound.
According to brain-imaging studies, the anticipation of pain can be just as agonizing as the experience of it.
Several new startups are offering cheap or free access to Amazon's S3 online storage service.
Why you should care about the decade's worst digital rights management debacle.
Worries over nanotoxicity are not going away.
New features on the famous website's front page emphasize user-contributed content and sophisticated interactivity.
A website provides image-processing software for sorting through online photo albums. But does it raise a privacy concern?