UnitedHealth makes a bet on AI. What does it mean...

Lilly has signed a deal with AI drug developer Insilico that’s worth $115 million up front and approximately $2.75 billion in biobucks

Whoever takes over the CDC next will face immediate and enormous challenges. Here are a few.

Marc Lipsitch and Yonatan Grad pay tribute to their former colleague and mentor Barry R. Bloom.