Brightsurf Science News & Current Events

March 31, 2002
Researchers identify gene that controls formation of heart chambers
Scientists at UT Southwestern Medical Center at Dallas and their colleagues at UT Austin have identified a gene that controls formation of the heart's ventricles - a finding that may eventually lead to preventing some of the most lethal heart defects in American children.

Devices that emit sounds to track medical status or pinpoint military targets may cause mistakes
New research reveals that people misperceive how sounds change when both their pitch and loudness change.
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