The heart has four valves which tends to open and close to keep blood flowing into and out of the heart. The valves help to keep blood flowing in one direction, and open so that […]

CUPERTINO, CALIFORNIA (TIP):  Apple on September 14 introduced iPhone 13 and iPhone 13 mini, the next generation of the world’s best smartphone, featuring a beautiful design with sleek flat edges in five gorgeous new colors. […]

“If there is one place on the face of this earth where all the dreams of the living men have found a home from the very earliest days when man began the dream of existence, […]