First of all, I want to remember penicillin: this drug (eventually group of drugs) was discovered in 1928, it opened the door to the discovery of antibiotics. Penicillin remains the most widely used antibiotic, despite the fact that many diseases it was once used to treat have now become resistant to it. Nevertheless, this discovery had a far reaching impact in the medical world.
It’s difficult to imagine our world today without computers too. Today, of course, they are everywhere and we have become so dependent upon them that many people almost feel naked without one. For some, they even provide the very means of maintaining a livelihood: we use them to keep track of our finances, write books, design logos and sell real estate. Plus, they are rapidly replacing the stereo and television in their ability to entertain us with music, movies, and games.
Also today, we will hardly find a home without a television set. Watching TV is a favorite leisure activity for most of us.
In addition, they are a such inventions as: nuclear power, the personal computer, the airplane, the automobile, roketry, the submarine, antibiotics, television, the Internet, radio. These inventions have changed the face of the world and the way we live. It is would be very hard for us lives, for example, without computer, the Internet, the microwave, the automobile and so on.