-- SEVERAL MAKERS OF GOLF carts are adding links--so to speak--to the global positioning system (GPS), the satellites that helped allied tanks navigate the Iraqi desert in the Persian Gulf War and is now helping drivers find their way through unfamiliar streets. Park these carts near a ball, and the GPS screen shows the distance to the flag--accurate to within a few feet. Some golf-course managers say that by removing uncertainty about distance, the carts speed up play and make way for additional golfers.

-- An international team of gene sleuths has nabbed the faulty DNA that causes ataxia telangiectasia (AT), a fatal disease that strikes early in childhood (BW--May 22). The gene appears to be similar to those that are involved in DNA repair, which may be why the 1 in 100 people born with only one flawed copy of the gene-and who thus escape AT-are at increased risk of cancer.

-- Teflon does more than let you fry eggs without butter. With chemical modifications, University of Buffalo scientists say it could provide a surface to help damaged nerves regenerate.

-- Crops can be "green" even after turning brown. Chemist Wayne Marshall at the Agriculture Research Service's New Orleans lab is turning crop wastes into granules that soak up toxic metals from industrial wastewater. Soybean hulls work best.

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