1. Wearing a seat belt saves lives; it reduces your chance of death or serious injury by more than half. ... [查看全文]
Most of us are taught to pay attention to what is said—the words. Words do provide us with some informatio... [查看全文]
Racket, din clamor, noise, whatever you want to call it, unwanted sound is America's most widespread nuisa... [查看全文]
A controversy erupted in the scientific community in early 1998 over the use of DNA (deoxyribonucleic acid )... [查看全文]
Open up most fashion magazines and you will see incredibly thin models with impossible hair and wearing unrea... [查看全文]
On day one of my self-proclaimed Month of Gratitude,my five-year-old son woke up "bored" at 5:15 a.m.,I spi... [查看全文]
Certainly no creature in the sea is odder than the common sea cucumber. All living creature, especially human... [查看全文]
Chinese Americans today have higher incomes than Americans in general and higher occupational status.The Chinese... [查看全文]
Glacier National Park in Montana shares boundaries with Canada, an American Indian reservation, and a national... [查看全文]
As the merchant class expanded in the eighteenthcentury North American Colonies, the silversmith and the copp... [查看全文]