Lithium batteries may hold the key to an environmentally sustainable, oil-independent future. From electric cars to a "smart" power grid that can actually store

The later-adult years are commonly viewed as a period in which one struggles to maintain a vestige of the physical, mental, and emotional vitality of one's earl

Winner of the 1999 Paterson Poetry Prize Over the past decade, Billy Collins has emerged as the most beloved American poet since Robert Frost, garnering critica