by gettingold trrees
the invention of the printing press
The discovery of the Americas
The invention of the plow as lead to industrialization of farming practices. The plow allowed for larger areas of farm land to be plowed, which is quicker and more convenient then doing it by hand.
Made farming more efficient, and resulted in a global shift of labor from farmlands to cities.
What IS the greatest invention? Morse Code It's the first way humans could directly communicate with each other over great distances. It opened the door for all communication ideas that lead to telephones and computors.
spectroscope!
The electric current CAUSED a magnetic field. This discovery led to the invention of electromagnet.
The first are the tools/ weapons that palaeolithic population used. The second was the Fire. The third is the invention of shelter building [house]. The forth is the invention of the wheel. The fifth is the invention of boat which lead to navigation.
Eli Whitney's invention of the cotton gin actually changed the face of American agriculture. It lead to the invention of the McCormick Reaper and eventually to many more mechanized agricultural tools.
The telegraph lead to the invention of the telephone which then lead to mobile phones which are commonly used
yes it did
experiments with cathode rays lead to the discovery of the Electron.
the invention of the printing press
J.J. Thomson's experiments with the cathode ray tube led to the discovery of the electron. This discovery revolutionized our understanding of the structure of the atom and laid the foundation for the development of modern atomic theory.
toilet
toilet paper
Alexander Fleming discovered penicillin in 1928 when he noticed that a mold called Penicillium notatum had contaminated a bacterial culture plate in his laboratory. He observed that the mold inhibited the growth of the surrounding bacteria, leading to the realization of penicillin's antibacterial properties. This serendipitous discovery revolutionized the treatment of bacterial infections.