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Science News for August 11, 2003


Scientists develop greater accuracy in recording baby’s heart rates in the womb

Researchers have developed a new test that can accurately record baby's heart rates in the womb in just 20 minutes, allowing doctors to monitor health and detect potential arrhythmias. The technique uses sophisticated filtering and signal processing technologies to pick out the baby's heart signal from background interference.

SourceImperial College London·JournalBritish Journal of Obstetrics and Gynaecology·DateAug 11, 2003

Elementary schools need a lesson in bathroom breaks

A University of Iowa Health Care study found that public elementary school teachers often restrict young students' access to the bathroom, despite it being a common issue. Teachers with more experience were better equipped to recognize bladder problems and involved school nurses in addressing them.

SourceUniversity of Iowa·JournalThe Journal of Urology·DateAug 11, 2003

Weizmann Institute scientists report why taste and smell differ among individuals

Weizmann Institute scientists found that around 50 genes are optional, affecting a person's unique pattern of active olfactory receptors. This high level of genetic variation impacts how thousands of aromas and flavors are perceived. The study also shows varying levels of obliteration among different ethnic groups.