Essays on Invention

Have you ever wondered why Thomas Edison is called “one of the greatest inventors that ever lived”? Thomas Edison invented many useful things that changed the world. His creations of the phonograph, incandescent light bulb and the motion picture camera helped the world be more…

Thomas Edison is born in Milan, Ohio, in the winter of 1847. He is the youngest of seven Children. His parent are, Samuel and Nancy. At age 12, he starts working as a new butch on the Grand Trunk Railway where he sold newspapers, magazines,…

From the age of exploration until the early 1900’s, mankind’s dream had always been flying. It was on the year 1903 when this dream came true, the first successful human-controlled airplane was invented. There are many inventions that have been made by humans over the…

It’s not how it used to be, people get news on their phones now, no one waits for the newspaper the next day, though people still read it. Once a newspaper was a source of fresh news is something that provides old news. All lot…

The gun bags are protective covers (made of leather or synthetic fabrics), which are put on the weapon with a tight casing and serve not for carrying, but for permanent use (shooting is from a weapon with a tactical cover put on it). Tactical covers…

Vorn Company gun bags Anyone who had to deal with long-barreled weapons, faced with the question and that is how to transport weapons to the place of shooting, and how to carry weapons on a hunt or shooting range. And if in the first case,…

Laser enhanced surface oxidation can be understood along similar lines as ordinary thermal oxidation. The absorbed laser light induces a surface temperature rise and enhanced the diffusion and reaction for creating an oxide layer. Oxygen must be present in the ambient atmosphere when marking with…

Terrain Hopper was invented in the U.K. in 2010. The first US-built model’s production began in Tempe, Arizona in July, 2018.The terrain hopper is more like an off-road vehicle than a wheelchair. Designed for a wheelchair user, its tires, suspension, seating and steering are more…

Abstract Low Noise Amplifier plays an important role in radio receivers. It mainly determines the system noise and intermodulation behavior of overall receiver. LNA design is more challenging as it requires high gain, low noise figure, good input and output matching and unconditional stability. Further,…

Abstract: The chemical composition as well as the mining process can be done by employing laser-based techniques. The methodology proposed here is by the use of Laser-Induced Breakdown Spectroscopy. Spectroscopy instrument will ablate surface coatings from materials and measure the elemental composition of underlying rocks…