A history of gravity, and a study of its importance and relevance to our lives, as well as its influence on other areas of science.
Physicists will tell you that four forces control the universe.
Of these, gravity may the most obvious, but it is also the most mysterious.
Newton managed to predict the force of gravity but couldn't explain how it worked at a distance.
Einstein picked up on the simple premise that gravity and acceleration are interchangeable to devise his mind-bending .
Gravity, hardcover/brian clegg
