A mountain reveals gravity’s pull The idea traces back to 1738. French scientists Pierre Bouguer and Charles Marie de La Condamine tested a basic concept that year. Could a mountain’s mass bend the direction gravity pulls? They were in what was then the Viceroyalty of Peru, now Ecuador. The work... A mountain reveals gravity’s pull The idea traces back to 1738. French scientists Pierre Bouguer and Charles Marie de La Condamine tested a basic concept that year. Could a mountain’s mass bend the direction gravity pulls? They were in what was then ... [3107 chars]