文章列表

• 1.If you want to win in sports, wear red
• If winning is everything, British anthropologists（人类学家） have some advice: Wear red. Their survey of four sports at the 2004 Olympic Games in Ath...
• 2.The Egyptians First Played Ball Games
• The first true piece of sports equipment that man invented was the ball. In ancient Egypt, as everywhere, pitching stones was a favorite children's ga...
• 3.Man's First Real Invention
• Man's first real invention, and one of the most important inventions in history, was the wheel.All transportation and every machine in the world depen...
• 4.Human Fossils Dated to 195,000 Years
• Researchers determined that the specimens are around 195,000 years old. 对化石的深入分析使现代人的历史可以追溯到19.5万年以前。 A new analysis of bones...
• 5.Treasure in Sunken Ships
• Of the tens of thousands of ships on the ocean bottom, only a handful, less than 1 percent, contain negotiable treasure, such as gold and jewels. Most...
• 6.Heavy Sleep
• Weighing too much can damage your health, and obesity is a growing problem for both kids and adults around the world. Sleep might be one answer to the...
• 7.Babies Prove Sound Learners
• Jan.16,2008 It can be hard to know what newborns want. They can't talk, walk, or even point at what they're thinking about. Yet babies begin to develo...
• 8.Chew for Health
• Most schools ban chewing gum, but in a few years they might consider changing that rule. Why? Scientists are finding evidence that gum chewing may be ...
• 9.Sweeeet! The Skinny on Sugar Substitutes
• Cookies, soda, candy, chocolate: It can be hard to resist the temptation of sugary-sweet treats and drinks. But sugar is high in calories, and eating ...
• 10.Play for Science
• Daniel Kunkle spent most of his time in graduate school playing with a colorful puzzle called a Rubik's Cube. And for 20 years, Jonathan Schaeffer wor...