Coffee withdrawal

Coffee: It leaves some people feeling fit and refreshed; in others, it makes their heart race. Scientists have developed several decaffeination processes to allow even people who react badly to caffeine to enjoy a cup of ...

Coffee bean acoustics

People around the world are drawn to coffee's powerful allure—for its beloved smell, and taste, and for the caffeine boost it provides. As you enjoy your coffee beverage, however, odds are good you're probably not thinking ...

Finally, a way to authenticate premium chocolate

For some people, nothing can top a morsel of luxuriously rich, premium chocolate. But until now, other than depending on their taste buds, chocolate connoisseurs had no way of knowing whether they were getting what they paid ...

Tesco joins tablet computer market

Britain's biggest retailer Tesco on Monday unveiled its first tablet computer, as the supermarket chain seeks to boost flagging sales in its domestic market.

Sticking power of plant polyphenols used in new coatings

A simple kitchen sink experiment helped Northwestern University researchers discover that green tea leaves not only can be used to steep a good cup of tea, but they make an excellent antibacterial coating, too.

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