Discover the only planet in our solar system that rotates clockwise. Learn why this 'rebel' planet spins backwards, how a ...

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise ...

In a “normal” electrocardiogram (ECG), the transition of the QRS axis in the precordial leads occurs between leads V 3 and V 4 (i.e., there is a dominant S in V 3 and a dominant R in V 4).

As bizarre as Venus appears today --- a hellish cloud-cloaked world of extraordinary surface pressures and surface temperatures not fit for man or beast --- it is also one of only two full-sized ...