Microscope and telescope, which is more
If the microscope has a very large magnification that allows us to see extremely small atoms, the telescope helps us see objects that are light years away from the universe.Fact: People perceive only 30 gray nuances
Please forget the name 50 shades - Gray 'because people only see about 30 shades of gray.Video: The ability to see between people and animals
Because the eye structure is very different from humans, the images of the world around them in the eyes of animals are not the same as what we see.