The bubbly chemistry behind carbonated beverages

Many people love the refreshing effervescence of a soda, champagne, beer or sparkling water. When you take a sip, the gas bubbles in the beverage burst, and the released gas tickles your nose. But have you ever wondered how ...

Study—Berkeley soda tax falls flat

A Cornell-University of Iowa analysis of a soda tax passed last fall by voters in Berkeley, California – the first such city ordinance in the country – found the measure so far has fizzled, raising retail prices for high-calorie ...