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This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Idiom: On a roll 表示一个人在某方面取得进展，一切顺利 Hit the book: Caffeine Intake Stimulant Wreak havoc Spike Plummet Mood swing Crave Ramp up Trans fatty acid
趣味青春英语
This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ
Scientific American(四)月
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
Some Fatty Foods Trigger Natural High Ever wonder why foods that are bad for you - such as fat-laced potato chips and French fries - taste so good? It turns out they follow the same pleasure-inducing biochemical pathways through the body as marijuana
VOA标准英语2011年(七月)
I heard today that eating nuts helps to lower bad cholesterol. That's good news because I love nuts of all kinds. I always have a stash of almonds and walnuts in the fridge. Apparently, in order to have the full benefits of these nuts, they should be
英语博客 A cup of English