A U.K. company hopes to dramatically reduce the cost of reading a person's genome.
An improved retinal implant stimulates neurons to restore sight.
The latest forensic weapon is a device that identifies crime scene DNA in a few hours.
Rats regain motor skills with one kind of cell transplant, get nerve pain with another.
Google's phone has plenty of potential, but some say its mechanism for delivering applications could lead to problems.
Neural implants could benefit from coated electrodes.
A gene-screening method can predict an individual's response to cancer drugs.
New materials for high-performance cells could make solar power affordable.
Modules that self-assemble inside the stomach could perform more-sophisticated diagnosis and treatment.