History of microorganisms’ discovery Anton van Leeuwenhoek was the one of the first people to observe microorganisms‚ and used a microscope of his own design‚ and made one of the most important contributions to biology. [18] Robert Hooke was the first to use a microscope to observe living things; his 1665 book Micrographia contained descriptions of plant cells. Before Leeuwenhoek’s discovery of microorganisms in 1675‚ it had been a mystery why grapes could be turned into wine‚ milk into cheese
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The Age of Discovery is often touted as a period of significant growth for the human race. The discovery of the New World‚ and the subsequent explorations of the previously unknown territory‚ as well as the numerous technological‚ scientific‚ artistic‚ intellectual and philosophical advancements are remembered as the great achievements of this age. However‚ despite the many positive advancements that the Age of Discovery is known for‚ the period from 1450 to 1600 was marked by unhappiness‚ prejudice
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There have been many discoveries and technical advancements throughout human history; the discovery of magnetism‚ utilization of mathematics‚ the understanding of the mechanics of gravity and the harnessing the power of the atom. With all these pivotal discoveries and huge technological advancements‚ there have been many that have been overlooked‚ such as “The Potato.” Since I was a child‚ I have always been interested in topics that kids and even adults would find inexorably boring and absurd
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prehistoric and well preserved mummy in the world‚ not since Tutankhamen had anything stunned the world this much. After the discovery of Otzi‚ many questions started arising‚ the main focus question was- Why else was the Iceman such a significant discovery? Many issues also came up; some issues to be discussed include the ethical issues‚ scientific issues‚ and heritage issues. The discovery was overwhelming to the scientific world and the people in the world‚ there were many theories and speculations to what
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Antibiotics Antibiotics transformed medicine. The discovery of antibiotics began by accident. On the morning of September 3rd‚ 1928‚ Professor Alexander Fleming was having a clear up of his cluttered laboratory. Fleming was sorting through a number of glass plates which had previously been coated with staphyloccus bacteria as part of research Fleming was doing. One of the plates had mould on it. The mould was in the shape of a ring and the area around the ring seemed to be free of the bacteria staphyloccus
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The History of the Discovery of Radiation and Radioactivity Introduction: Radiation can be defined as the propagation of energy through matter or space. It can be in the form of electromagnetic waves or energetic particles. Ionizing radiation has the ability to knock an electron from an atom‚ i.e. to ionize. Examples of ionizing radiation include: • alpha particles • beta particles • neutrons • gamma rays • x-rays Non-ionizing radiation does not have enough energy to ionize atoms in the material
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Scientific Discovery of Plasma. Plasma‚ the "Fourth State of Matter‚" was first identified in a Crookes tube‚ an experimental electrical discharge tube in which air is ionized by the application of a high voltage through a voltage coil‚ and it was described by Sir William Crookes‚ an English physicist‚ in 1879. It was first called "radiant matter”. However‚ Dr. Irving Langmuir‚ an American chemist and physicist‚ applied the word "Plasma" to ionized gas‚ in 1929. Plasma just happens to be the most
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Discovery speech- English 2014- Samantha Croft Introduction: What is discovery? Discovery is the action or process of revealing something unknown or being unveiled. But self-discovery is the process of acquiring insight into one’s own character. So what does discovery mean to you? Is discovery something you can physically feel? Or is it something you can uncover yourself within yourself? The voyage of ‘Self Discovery’ generates many concerns that can be experienced both positively and negatively
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Christopher Mirtia Computer Systems Institute 28 November 2011 Self-Discovery Essay Self- discovery is a process used to find the main skills and interests needed to succeed in a particular career area. As a future IT specialist‚ self-discovery and self-awareness play a big part in my decision. Some skills that I discovered for my field includes: the ability to learn the basic concepts needed to succeed. Next‚ I would need to know how to apply them correctly. Lastly‚ I need the determination
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The Discovery of the Structure of DNA Determining the structure for DNA was one of the outstanding science achievements of the 20th century. It started in the late 1940’s‚ when scientists were aware that DNA was most likely the molecule of life‚ even though many were sceptical since it was so "simple." They also knew that DNA included different amounts of the four bases: adenine‚ thymine‚ guanine and cytosine (usually abbreviated A‚ T‚ G and C)‚ but nobody knew what the molecule might look like
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