If you don't already know your blood type, you're going to want to find out so you can learn more about your risk for heart disease.

Oklahoma cardiologist Dr. TJ Trad was fast asleep on his flight from Uganda last month when a member of his team woke him up ...

Meet 33 innovative leaders who are using their voices and talents to tackle the planet’s most pressing issues. For decades, the Congo Basin was largely invisible to climate science. Now, a new ...