童話故事: 愛(ài)麗絲漫游奇境記02

Thump White Rabbit DRINK METhump! Alice fell on a pile of dry leaves. "It's getting very late!" the White Rabbit said and went away. Alice was in a long hallway with many locked doors. She saw a ...

科學(xué)60秒:身體溫暖保健康

As a bitter winter storm rages on the east coast, it’s hard to knock being warm-blooded. But what about the metabolic cost of maintaining a high body temperature? Well, a new study finds that we...

科學(xué)60秒:年老易摔倒怎么辦？

The elderly suffer from ___1___. A third of people over 65 fall at least once a year. Half of those fall more frequently. Exercise can help, especially when they exercise to this . That’s right,...

社會(huì)：白人消防員聲稱遭到“逆向歧視”

社會(huì)：白人消防員聲稱遭到“逆向歧視”The U.S. Supreme Court made rules this week on a very controversial case. New Haven, Connecticut firefighters say they are victims of reverse discrimination. A...