The research followed more than 6,600 students from 71 schools, surveying them annually from Year 7 to Year 10. By Year 10, nearly 30 percent of Australian teens surveyed showed signs of major ...

HAIKOU, June 11 (Xinhua) -- China's southernmost island province of Hainan maintained a Level IV typhoon alert on Wednesday after a tropical depression over the South China Sea had grown into this ...