A forest ravaged by the "red hand of death" — also known as a bark beetle attack — recovers quickly with little ecosystem damage, scientists said Dec. 9 at the annual meeting of the American Geophysical Union.
As winter weather rages across much of the United States, this may be a good time to review the risks of hypothermia, a condition that occurs when the temperature in the core of the body (as opposed to the limbs) drops to 95 degrees Fahrenheit (35 degrees Celsius) or lower.
Today the Christmas tree is often the focal point of holiday decor and a key participant in Yuletide celebrations. Learn more about how this tradition began as well as some valuable tips on selecting your tree and maintaining its vitality throughout the season.
Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.