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A newly discovered 1.8 million-year-old skull offers evidence that humanity's early ancestors emerged from Africa as a single adventurous species, not several species as believed, drastically simplifying human evolution, an international research team said Thursday.skull：颅骨 drastically：彻底地，激烈地 . 阅读全文
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We spend a full five hours and 16 minutes a day in front of a screen, and that's without even turning on a television.So says a statistic from eMarketer, a research firm that focuses on digital media and marketing. It says that for the first time we are devoting more attention each day to smartp 阅读全文
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Many students cruise along just fine in math until fourth grade or so. Then, they hit a wall -- fractions.cruise：巡航，巡游，漫游 fraction：分数，片段The wall is about to get taller. With mastery of the topic seen as a crucial stepping stone to progressing in math, federal standards are stepping up emphasis on f. 阅读全文
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The big push in office design is forcing co-workers to interact more. Cubicle walls are lower, office doors are no more and communal cafes and snack bars abound.cubicle：小卧室，小隔间 communal：公共的，公社的 Like most grand social experiments, though, open-plan offices bring an unintended downside: pesky, p... 阅读全文
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Opening up a Korean restaurant among the rice fields and limestone karsts north of Hanoi might seem a risky business, but Le Thi Huyen is doing a roaring trade at her bistro here.bistro：小酒馆 The reason? Samsung Electronics Co., the South Korean firm, is building up Vietnam as one of its largest of... 阅读全文
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Are you a cruncher? Or a 'smoosher'?cruncher：咬嚼者，咬碎 Some people crave the perfectly crispy crunch of a cracker or a salty chip. Others yearn for the silky smoothness of a chocolate mousse.crave：渴望，恳求 crispy：酥脆的，干净利落的 yearn for：向往，渴求 Food companies are paying closer attention to consumer' 阅读全文
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U.S. fans of the hit talent show 'The Voice' may take for granted that its judges sit with their backs to performers, choosing winners purely on the basis of their voices. But in China, where television and much of society is frequently biased toward the well-connected, the backward chairs a 阅读全文
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A new worker's revolution is rising in China and it doesn't involve humans.With soaring wages and an aging population, electronics factory managers say the day is approaching when robotic workers will replace people on the Chinese factory floor.A new wave of industrial robots is in developme 阅读全文
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China's appetite for coal, once seemingly unlimited, is starting to wane, and the effects are rippling far from the Middle Kingdom.wane：衰落，退潮，衰减 ripple：波纹，涟漪 With the world's second-largest economy, China in recent years has been driving demand for all sorts of commodities, especially therma 阅读全文
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Cycling does the body good.New data from Tour de France cyclists finds that those athletes live an average of six years longer compared with their counterparts in the general population and die less often from heart-related ailments, damping concerns that extreme, intense exercise increases the like 阅读全文