For how long do I have to aim a laser at the moon to see a dot?
There are two possible questions here. The first is simply how long would it take for a laser to travel to the moon and back. The moon is…
We are full of curiosity about the world, so we have countless questions every day. If you have the same question, you can come here and see how many people in the world share your curiosity. To understand the world is to understand ourselves.