December 13, 2013; 4:25 AM ET
The coldest air of the season so far is settling in around Boston. A new winter storm will move in this weekend and tap into the cold air. more >
Snowfall from tomorrow evening into Sunday morning will total 4-8 inches
The sheer number of people, their interactions with animals and ecosystems, and the increase in international trade and travel are all factors that will likely change the way humanity deals with preventing and treating epidemics, experts say.
People who skateboard using a type of board called a longboard may be at greater risk for severe injuries than those who use regular skateboards, a new study suggests.
In an emergency, few facilities are as critical as hospitals. But as Hurricane Sandy made painfully clear one year ago, hospitals and other health care facilities are just as vulnerable to the ravages of a storm as any building.