Despite a reputation as potentially double trouble, the Ross procedure of aortic valve replacement provides excellent long-term survival with low rates of reoperation and valve-related complications, ...

When done well, the Ross procedure can offer young and middle-age adults good survival and steady hemodynamic outcomes over the long term, according to an observational study of nearly 1,500 patients.

Time, that frustratingly finite resource and ruling construct of our lives, still confuses neuroscientists. What's especially puzzling is why time can seemingly tick by at a glacial pace when you're ...

A sense of time is fundamental to how we understand, recall, and interact with the world. Tasks ranging from holding a conversation to driving a car require us to remember and perceive how long things ...

A recent study reported a smaller-than-expected benefit from screening colonoscopies. But the study has important caveats, gastroenterologists say, making it ripe for misinterpretation if that context ...