There are lots of things that we use every day and without these we might find it hard to live. Almost everything that we use is a gift of science. The greatest discovery man has ever made are in the field of science and technology. The world that we live in today would not have been so good without all those inventions and advancements. There are lots of other things that we are aware of only due to the developments in this field. Life as a whole is clinging on only to this field.
Food
There are different types of substances that we eat and drink to keep ourselves alive. Some of these are good for health while othersnot. We started classifying food substances now. It is said that our ancestors used to feed every kind of food. That is something hard to even think of. It is possible to check in detail the ingredients of each and everything that we see today. There are labs to test the details. Looking at the reports we can decide whether a substance is edible or not. If something is edible, we can take a look at the fat content, protein content and other details too and decide if it is good for a particular person or not. Such is the advancements we have attained from the times of caveman to the world of computers. All this is because of science!
Travel
Can you walk every day from your home to your work place? You will not be ready to do that for sure if the distance between the two places is not short. There was a time before the automobiles, jet planes and ships. People had to walk day and night to reach a destination. We cannot even call it a destination because those were the days when name boards and GPS were not even a dream. Today, we can travel around the world without even asking for directions. All we need is a mobile gadget that supports GPS. If you type in the destination, directions will be shown to you instantly. Science is the only reason behind this advancement.
Living
We are now capable of choosing what is good for us. We are also good enough to keep away from anything that causes a threat to life. When you are ill, you go to a doctor who treats you and suggests medicines to cure the disease. Different tests are conducted if necessary to identify the ailment. All this is due to the advancements in the field of medical sciences.
In short, everything modern is only because of science.