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Scientists

This category is for questions about the people who apply the scientific method to solve problems, introduce new concepts, and strive to explain the natural world.

9,527 Questions

Former scientific director of the Manhattan project who joined albert Einstein in opposing development of the hydrogen bomb?

J. Robert Oppenheimer was the former scientific director of the Manhattan Project and joined Albert Einstein in opposing the development of the hydrogen bomb due to its destructive power and potential consequences for humanity. Oppenheimer played a key role in the development of the atomic bomb during World War II and later became a vocal advocate for international cooperation and nuclear disarmament.

What is manometric studies?

Manometric studies are diagnostic tests used to measure pressure within different parts of the gastrointestinal tract, typically to evaluate how well the muscles and nerves are functioning in that area. These studies help in diagnosing conditions such as esophageal motility disorders, achalasia, and sphincter dysfunction. During the test, a thin tube with pressure sensors is inserted through the nose or mouth into the digestive system to record and analyze the pressure readings.

What is the scientist name that discovered iron?

I don't think there was a scientist because it was in ancient times sorry i couldn't help

What J J Thomson was famous for?

he was a British scientists that discovered negatively charged particles, electrons, inside the atom. he proposed a possible structure of the atom (atomic model) called the plum pudding. you can google some images

What are the customs and traditions of Christianity?

Customs? well. Easter and Christmas. some people have ash wendsday and good friday There are really no traditions unless you count baptism which is "purifying" someone with water. It actually means to start over and give ur life fully to God. Communion- the metaphorical passing of jesus' blood and body (wine + bread). It is from Jesus' last supper w/ his disiples before he died for mankinds sins. Easter is when Jesus came back from the grave to complete his sacrifice and go to heaven with his father. Christmas is when Jesus was supposidly born. Prayer to God i guess is a custom.

How did Walter Fleming discover mitosis?

Walter Fleming discovered mitosis in 1879 by observing and documenting the process of cell division in newt cells under a microscope. Through his detailed observations, he described the stages of mitosis, including prophase, metaphase, anaphase, and telophase, which laid the foundation for our understanding of cell division.

Where was Sir Alexander Flemming from?

Alexander Fleming was born in Lochfield, Scotland.

What is a mistake made by a scientist during a experiment?

A mistake made by a scientist during an experiment could be not controlling all variables except the one being tested, which can lead to inaccurate results. Another mistake could be not properly calibrating equipment, leading to measurement errors. Additionally, overlooking safety protocols could result in accidents or injuries.

Did Nikola Tesla invented ac current?

During his lifetime, Tesla invented fluorescent lighting, the Tesla induction motor, the Tesla coil, and developed the alternating current (AC) electrical supply system that included a motor and transformer, and 3-phase electricity.

What would you suggest the scientists do first to solve the problem?

I would suggest that the scientists carefully analyze the problem by gathering all available data and information. Then, they should formulate a clear research question and hypothesis before designing experiments or simulations to test their ideas. By following the scientific method, they can systematically investigate potential solutions and draw meaningful conclusions.

How many different elements have scientists identified?

Scientists have identified 118 different elements, with 94 occurring naturally on Earth and the rest being synthesized in laboratories. Each element is unique due to its specific number of protons in the nucleus, giving it distinct chemical properties.

How did Johan Gadolin discover Gadolinium?

Gadolin (1760-1852) did not discover gadolinium, the element named for him. He was the first to isolate the rare earth element yttrium (actually its oxide) in 1792.

The element is named for the town of Ytterby near Stockholm. Gadolin received a heavy block of mineral from a quarry there and extracted the yttrium oxide from it. The oxide is also called gadolinite in his honor.

In 1878, Jean de Marignac isolated ytterbium and in 1880 he discovered gadolinium (isolated in 1886 by Paul de Boisbaudran), which he named for Gadolin.

What did Nikola Tesla do after he lost the fight with Thomas Edison?

Nikola Tesla is also known as a great inventor and many people say he was more brilliant than Edison was.

Edison is famous for inventing the phonograph, incandescent light bulb, cement making technology, motion picture camera, DC motors and electric power generation systems, battery and several other things we use every day and don't think much about. Tesla similarly invented radio, fluorescent light, AC motors and electric power generation systems. Both these men lived long lives, well into their 80s, at around the same time a century ago.

There are big differences between Edison and Tesla. The main one seems to be based on who got the credit for what. Many Tesla fans accuse Edison of having stolen much from Tesla who worked for Edison during his early years. They claim Edison was a thief and that he died a rich and powerful man surrounded by friends because he robbed Tesla and others like him. Meanwhile, Tesla died broke and miserable and lonely with his closest friends being wild pigeons he had enticed into his room at the Hotel New Yorker. Edison fans similarly suggest Tesla was a swindler who deceived investors into financing his ideas with promises he rarely kept. They suggest Tesla got his just rewards.

Both versions appear to be true. For example, Edison did not invent the light bulb. Joseph Swan was installing them in homes and landmarks in England years before Edison got his light bulb patented and working. Edison was buying out other people's patents and when Swan eventually sued Edison and won, Edison had to take him in as a partner in Edison's British company. Likewise, a deceitful Tesla managed to convince J.P. Morgan, the world's most powerful financier at the time, to finance his concept for wireless free electricity production under the guise of sending radio messages across the oceans and to and from ships at sea. Tesla was making artificial lightning with Morgan's money that was eventually cut off.

Edison and Tesla came to technological blows in the late 1800s when Tesla's AC (alternating current) power systems that are used all over the world today came into competition with Edison's DC (direct current) power systems. As it turns out, Tesla's system was the better one.

How is Nikola Tesla invention used or updated as of today?

Only recently has interest been popularly renewed in Tesla's work, largely because a number of experimental scientists from around the world have now confirmed many of Tesla's ideas and inventions. His magical inventions (over 100 years ago) that amazed his fellow scientists, included wireless transmission, remote control systems, an earlier version of florescent lights, the electric motor, AC power, radar, and numerous others.

Amazingly, in 1898, Tesla demonstrated a wireless controlled boat, with the world's first remote control device that eventually became the basics for military weapons including the star wars program in space.

What was a medieval scientist called who attempted to change worthless metals into gold?

An alchemist was a medieval scientist who attempted to change worthless metals into gold. Alchemists also sought to create the philosopher's stone, a legendary substance believed to grant immortality.

Who is Professor Manley West?

Professor Manley West is an emeritus professor and administrator who runs a pharmacology lab at the University of the West Indies (UWI) campus in Kingston, Jamaica.

He has worked with ophthalmologist Dr. Albert Lockhart on pioneering research that turns raw ganja into specialty medicines for glaucoma and other disorders.

In 2001, Professor Manley West, a former Titchfield student from Portland and head of the Pharmacology Department of the University of the West Indies, and Dr. Alfred Lockhart introduced a cannabis-derived medication called Cantimol to treat the potentially debilitating condition of glaucoma. It was the world's first combination of an alpha agonist and a bet blocker (two types of drugs) in one bottle for the treatment of this disease.

They had previously found another cannabis-derived drug, Canasol in 1987.

West and Lockhart were trained at prestigious academies in England, Scotland and the United States. West has been the head of UWI's pharmacology department, and has nearly 40 years of experience in medicine and health. Lockhart has 36 years experience as a researcher and ophthalmologist. The lauded duo has received two of Jamaica's highest medical honors: the Order of Merit for Medicine and the Musgrave Gold Medal. Why were they honored? Because they created Canasol, a ganja-based medicine that helps decrease intraocular pressure with none of the side effects caused by other treatments.

West explained that he and Lockhart began studying cannabis-glaucoma pharmacology in the early 1970's. Scientists had long known that cannabis lowered intraocular pressure, but instead of utilizing whole smoked cannabis, American researchers spent millions of dollars on a poorly-designed topical THC eyedrop treatment that had caused eye irritation and failed to decrease intraocular pressure.

What materials do scientists need?

Scientists typically need access to specialized equipment, such as microscopes, spectrometers, and computers, as well as various chemicals, reagents, and biological samples for conducting experiments. In addition, they may require specific tools and instruments based on their research area, such as telescopes for astronomers or gene sequencers for geneticists. Proper safety equipment and protocols are also essential to ensure the well-being of scientists while working in the laboratory.

Who is a famous scientist from the chemistry branch of science?

Marie Curie is a famous scientist from the chemistry branch of science. She was a pioneer in the field of radioactivity and was the first woman to win a Nobel Prize, and the only person to win Nobel Prizes in two different scientific fields (chemistry and physics).

Who is the scientist who performed the first artificial transmutation?

Ernest Rutherford, a New Zealand-born physicist, was the scientist who performed the first artificial transmutation by bombarding nitrogen gas with alpha particles in 1919, resulting in the creation of oxygen and hydrogen nuclei.

What is an material scientist?

A scientist who studies materials (often but not always alloys, polymers, ceramics, and composites). "Materials Science" is a cross-disciplinary field encompassing aspects of chemistry, physics, metallurgy, and several different kinds of engineering, and it's not uncommon for a materials science team to include specialists in each of those areas.

Who was the first scientist who thought of using electrical bullet?

The first scientist to propose using electricity for ballistic propulsion was Luigi Galvani in the late 18th century. He experimented with electrical stimulation on frog muscles and observed muscle contractions, leading to the idea that electricity could potentially be used for propelling bullets or projectiles.

What do many historians believe Tesla rather Marconi should received Creidited?

Though history books continue to give Guglielmo Marconi credit for the invention of radio, Tesla's lectures on wireless broadcasting precede Marconi's radio patents by some three years. The U.S. Supreme Court ruled on the matter in Tesla's favor, and struck down Marconi's patent claim, in 1943.

Why did Nikola Tesla die a poor man?

Despite having several groundbreaking inventions, Nikola Tesla struggled financially due to various reasons such as failed business ventures, disputes over patents, and lack of business acumen. Towards the end of his life, he lived in relative obscurity and faced financial challenges, leaving him with limited resources when he died.

Where did nikola telsa?

Nikola Tesla (10 July 1856 - 7 January 1943 aged 83) was an inventor and a mechanical and electrical engineer. He was one of the most important contributors to the birth of commercial electricity, and is best known for his many revolutionary developments in the field of electromagnetism in the late 19th and early 20th centuries. Tesla never married or had children; he was to focused on his work.