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Surgery Without Anesthesia
Anesthesiologists use
ultrasound to locate
peripheral nerves, then
inject a nerve numbing
medication into the area. A
single injection leaves a
limb numb for several hours
... > full story
New Booze Busting Device
Using optical technology,
engineers created a way to
measure the amount of
alcohol in a driver’s
skin. They use near-infrared
absorption spectroscopy to
measure blood alcohol
... > full story
Autism Caught On Tape
Computer scientists have
devised two tools to help
people interact with
autistic children.
Videotaping interactions
allows teachers or parents
to replay situations and
evaluate the cause of
... > full story
Helping Patients Walk Again
Physical Therapists are
helping people with central
nervous system disorders
learn to walk again. A
wireless computer-enabled
device aids those suffering
from a condition called foot
... > full story
Browse Science Videos
1 to 10 of 56 videos
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Neurosurgeonýs Drive Propels Him From Border Fence To Faculty
Physician scientist Alfredo Quinones has come a long way since illegally entering the United States. Today he is a faculty member at Johns Hopkins University. Quinones is a respected brain surgeon ... > more -
Molecular Biologists Devise Strategy To Starve Brain Tumors
Brain tumor researchers have found that brain tumors arise from cancer stem cells living within tiny protective areas formed by blood vessels in the brain. Killing those cells is a promising ... > more -
Neurologists Use GPS For The Brain As Guide In Surgery
Neurosurgeons' jobs are made easier by a 3-D CT scan produced by an advanced imaging system. It produces a computerized image of blood vessels and surrounding soft tissue, which can be rotated for ... > more -
Acoustic Device Allows Sound To Travel Through Bones
Otolaryngologists develop a new, implantable hearing aid. It works with a transmitter worn behind the ear that sends sound vibrations from her deaf side through the skull to her good ear. It's ... > more -
Psychologists Use fMRI To Understand Ties Between Memories And The Imagination
Psychologists have found that thought patterns used to recall the past and imagine the future are strikingly similar. Using functional magnetic resonance imaging to show the brain at work, they have ... > more -
Mathematicians Show Tricks Behind Ads, Sales
Consumers need to be more aware of the mathematical details behind sales pitches, math experts say. Simple arithmetic can show exactly what kind of deal is ... > more -
Acoustic Study Shows Safe Listening Levels
Loud, sustained sound can damage tiny hairs in the cochlea, and yet 80 percent of people listen to personal music devices at dangerous levels above background noise, a study by acousticians shows. ... > more -
Physiologists Investigate The Role Of Perception In Motion Sickness
The cause of motion sickness is being investigated by a researcher with a new idea: that the cause is movement, not perceptual differences. A series of motion-sickness-inducing tests shows that those ... > more -
Neurologists Use New Brain Scanning Device To Better Control Seizures
Doctors are now using a new kind of brain scan called magnetoencephalography (MEG), which measures brain activity in real time. In some cases, MEG can pinpoint the source of an epileptic seizure much ... > more -
Today's Healthcare
Language Acquisition
Child Development
Health Policy
Elder Care
Diseases and Conditions
Linguists Work With Medical Students To Help Them Relate To Spanish-speaking Patients
A unique program at the University of Texas Southwestern Medical Center is helping health care professionals understand and treat patients better by teaching them how to communicate with patients who ... > more
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