The human heart is a remarkably efficient pump, beating about 100,000 times a day ... to remember that the power of the heart has been a symbol of life, death and everything in between for millennia.

Just as with the soldiers, a small hole was cut in the side of a beating heart ... But Dr. Barnard's next heart-transplant patient lived for 18 months and became a symbol of hope for victims ...

Broadcaster Roman Kemp initiated the heart's glow, urging pedestrians to contribute to the 'heartbeat' with their network activity. He expressed: "I've never seen anything like it. I've lived in ...

National Library of Medicine. 10,000-8,000 B.C.E. The heart symbol, the popular icon for the heart, can be traced to before the last Ice Age. Cro-Magnon hunters in Europe use the symbol in ...

A Japanese Oscar-nominated documentary is winning world acclaim. We talked with Ema Ryan Yamazaki, the director of "Instruments of a Beating Heart," for her insights into Japan's society and culture.