Valentine's Day is all about the hearts: heart-shaped chocolates, cards, balloons and even pizza. But the heart hasn't always ...

Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good ...

Clean energy” has been on my mind quite a bit lately. As a matter of faith, it is an act of stewardship to protect and nurture the earth and its resources. As a person of faith, it is important ...

Prolonged exposure to microgravity in space weakens the heart muscle and disrupts the heart’s rhythm, Johns Hopkins scientists have found.