Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it ...

Tucked in the basement of the Mayo Building on the University of Minnesota’s Twin Cities campus sits a detached, beating pig’s heart floating in clear liquid. Graduate and undergraduate students ...

Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast heartbeat, it's been at least 30 years since any new treatments have been ...

Over the course of just one month in space, engineered human heart tissue got weaker, its ‘beating’ patterns became irregular and it underwent molecular and genetic changes that mimicked the effect of ...

The pink, white and red blob of tissue quivers in a vat of clear goop about the size of a kitchen sink. Graduate students whiz around this slimy beating heart and crawl under the tubes connected to ...

Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast heartbeat, it's been at least 30 years since any new treatments have been ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Flood-stricken towns in Washington state brace for potential levee failures Residents and emergency crews in towns along the rain-engorged Skagit River in western Washington state braced on Friday for ...

Detecting the faint energy of a human heart beating beneath 10 feet of brick and concrete is a signal-processing feat that almost defies the imagination. Yet that is exactly what rescuers did for four ...