The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our galaxy's "black hole heart." Credit: ESO ...

The universe would be filled with zombie galaxies and dead stars if not for supermassive black hole-powered 'hearts and lungs' that help slow star formation.

Researchers grew a piece of a human heart in a lab. The new model isn’t an entire heart. Instead, it’s a model of the ventricle, one of the heart’s major parts.

Our research suggests that the human heart has adapted to support our upright stance, movement and larger brain. Over the last ten years, we have been conducting assessments of the cardiovascular ...