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Stopping Strokes
To prevent strokes in
at-risk patients who suffer
from atrial fibrillation, an
abnormal heart rhythm,
researchers have devised a
mechanical alternative to
common drug treatments. In
the procedure, surgeons
... > full story
Gene Chip for Personalized Meds
The first in a new
generation of gene
microarrays, computer chips
that chemically or
electrically express DNA,
can predict how a person's
body will metabolize about
... > full story
Tired Teens
Diagnosing sleep apnea -- a
chronic condition that
causes teen-agers to stop
breathing during sleep -- is
difficult and often means
staying at an overnight
sleep lab. A new test can
spot with problem with
... > full story
MP3 Players: How Loud Is Too Loud?
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
... > full story
Browse Science Videos
1 to 10 of 7 videos
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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 -
Cognitive Psychologists Show Conversations Lower Visual Abilities
A study showed that the part of the brain that controls vision becomes less active when people focus on something visually while having a conversation -- underscoring the hazards of talking on your ... > more -
Optical Scientists, Psychiatrists Develop Minimally Invasive Eye Test for Alzheimer's
Building upon a recent discovery that the same Alzheimer's disease process that goes on in the brain also occurs in the eye, researchers have developed a pair of optical tests that can determine the ... > more
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