A racing heart following an injury is always a medical emergency. sudden increase in pulse rate, such that the heart feels as if it is beating very fast feeling like the heart is beating very hard ...

A retired researcher has detected an unusual pulse in the light of nearby stars while looking for signs of extraterrestrial ...

This electrical issue causes the heart’s pumping function ... throbbing pulse over one of their arteries. A weak or absent pulse can signal a medical emergency, such as cardiogenic shock or ...

As fascinating as bizarre signals from other planets can be—teaching us about earthquakes on Mars or auroras in the skies of ...

The unexplainable pulses could have several causes. While unlikely ... "We don't know if the two-pulse signal is produced by something passing between us and the star or if it is generated ...

Detecting a signal pulse is usually basic electronics, but you start to find more complications when you need to time the signal’s arrival in the picoseconds domain. These include the time-walk ...