Uncategorized
- Tech
Curve on golf club sends ball straight
Although the curved faces of golf clubs called drivers blast balls sideways, their convex design works just right to compensate for other effects tending to make balls veer off the fairway, new calculations show.
- Tech
Cooling film tempers tiny hot spots
Shattering a 40-year-old performance limit, a new layered, semiconductor material promises to spur wider use of so-called thermoelectric devices that cool or heat electrically and can convert heat to electric power.
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Moms’ touch gives kids social push
Premature babies frequently touched in soothing ways by their mothers exhibited much better social and emotional growth as toddlers than did peers who had been exposed to harsh forms of maternal touching.
