A distant blast that kept shining for hours instead of seconds has forced astronomers to rethink how some of the universe’s ...

Broken heart syndrome sounds like a poetic way to describe grief, but it is also the everyday nickname for a real heart ...

New research shows how the Greenland shark’s heart keeps working for centuries by tolerating aging rather than avoiding it.

Heartbeat wasted no time kicking off the search for love, and from the very first episode. The show host Seyitan Atigarin set the tone immediately by asking the singles to reveal who caught their eye ...

M odern smart watches can measure an array of health indicators. Step counts and heart rates sit at the simpler end, while ...

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