When you drop a hammer and a feather together, which one hits the ground first? If you pose this question to the general public, the most expected answer is based on common sense, that the heavier objects fall faster to the ground. David Scott, the seventh man to set foot on the moon during the Apollo 15 mission, carried out this simple experiment. dropped a hammer and a feather together He onto the moon's surface and expectedly they fell on the ground together. This demonstrated Galileo's genius and corrected the general misconception that heavier objects fall faster than lighter ones because they have more affinity towards the Earth Even Aristotle was proved wrong. It becomes obvious that with bit of curiosity and application of mind and intuitiveness, one can understand the laws of nature better.