A new device could help with deep brain stimulation.
A lensless imaging system finds and recognizes the shadows of T cells and bacteria.
The director of the U.S. Office of Health IT Adoption explains why it's so hard to get doctors to go digital.
Researchers have created healthy stem cells from adult cells--no embryo required.
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.
Neural implants could benefit from coated electrodes.
A gene-screening method can predict an individual's response to cancer drugs.
A treatment, now being tested in humans, may avoid the disabling side effects of opiate drugs.