Leonardo da Vinci predicted how our heart valves close with almost unbelievable powers of deduction and 500 years later, we know he was right. Leonardo became obsessed with the heart in the latter ...

The mere mention of Leonardo da Vinci evokes genius. We know him as a polymath whose interests spanned astronomy, geology, ...

Leonardo da Vinci approached the world with a fearless ... As an adolescent his father brought him to Florence, a city-state at the heart of the Renaissance, blossoming with art and architecture ...

Dr. Timothy Powell, a cardiothoracic surgeon at Cookeville Regional Medical Center, successfully completed his first coronary ...

Intuitive Surgical beat Wall Street estimates for fourth-quarter profit on Thursday, driven by strong demand for its surgical ...