Many people do, but the heart is actually located ... During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good, hard squeeze.

It also shows how the pacemaker cells restart her heart after the surgery. This short film is from the BBC series, Inside the Human Body. The 3D footage brings the topic to life and would enhance ...

An estimated 18 million people live on the island, with the majority based in the coastal lowlands and cities. The forests of the Heart of Borneo area are of high value for people’s livelihoods and ...

In the attempt to calculate the power of the human heart for a given time, we shall arrive at some curious and interesting, not to say astonishing results. Few would credit, at first, the ...