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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

When did Marie curies parents die?

Marie curies mother got the disease fr9om wladyslaw's brother who was came to live with them. After several expensiv rest cures in the south of France she died in 1878 from TB when Marie was only nine years old.

How did Descartes's philosophy challenge the medieval world view and revolutionize intellectual thought?

Descartes' skepticism challenged the religiously focused worldview by questioning truth and even existence itself, and concluding that he could only be sure of his own mind. His philosophy inspired skeptical thought in Western philosophy and shifted focus away from a rigid belief system about the nature of the universe and its creator.

Why did Rene descartes dissaper in a restaurant?

Rene Descartes sits down for lunch at a Parisian restaurant. The waitress asks for his order. He orders a hamburger.
The waitress inquires, "Would you like fries with that? " Descartes says, "I think not," ...and instantly disappears.

What is Konrad Zuse wife name?

Konrad Zuse married Gisela Brandes in 1945. They had five children.

Who is Jean Louis Beffa?

Jean-Louis Beffa, CEO of the glass and building-materials giant Groupe Saint-Gobain, oversaw the company's privatization in 1986.

How did scientists get hst into orbit around the earth?

HST is the Hubble Space Telescope and was launched inside of space shuttle "Discovery" in 1990.

Why was George Washington Carver called the plant doctor?

it was on moses farm that george fell in love with nature and he got the nickname

'THE PLANT DOCTOR'

Was Louis Pasteur married and did he have an extended family?

Pasteur's parents were Jean-Joseph Pasteur and Jeanne Roqui. He had several sisters. He married Marie Laurent in 1849. They had five children. Two of his daughters died of typhoid in 1865. His father died in 1866. Louis died September 28,1895 by a stroke

How did Rene Descartes' discoveries help benefit humankind?

Rene Descartes discoveries helped benefit mankind in many ways. His influence in mathematics is still used today in engineering, science, and every day life. His 'Meditations on First Philosophy' is a standard text at most university philosophy departments today.

What was Robert Millikan?

Robert Millikan was the first Physicist to measure the electrical charge of the electron.

What areas of science did Niels Bohr study?

Niels Bohr won a Nobel Prize in Physics, and this was his area of study and specialty.

What is the 5 achievements of Nikola Tesla?

He set to work developing more powerful embodiments of his initial Transformers. In order to make a Broadcast Electrical System possible it would be necessary to devise more efficient transformers. He set to work on this very task, examining and dissecting every fundamental part of his existing Trans formers.

Tesla operated the magnetic arc system at higher power levels, experimenting with various impulse lengths and repetition rates. He measured the mysterious electrical current, which apparently flowed through space from this system. These radiant fields operated at far greater power than before. Strange effects were suddenly appearing at certain distances from the mag netic impulser.

Nikola Tesla now required greater power levels than those provided by his mechanical rotary switch system. He also saw the need for controlling ultra- rapid current interruptions of high repetition ("succession") rates. No me chanical switch could perform in this manner. He had to envision and devise some new means by which ultra-rapid interruptions could be obtained. In his best and most efficient system, highly charged capacitors were allowed to impulsively discharge across special heavy-duty magnetic arcs.

Whenever he observed any intriguing electrical effect he immediately launched into experimental study with a hundred variations. Each study brought him such a wealth of new knowledge that, based on phenomena which he observed, he was immediately able to formulate new inventions and acquire new patents.

The "energy receiver" (gravitational energy converter) had been built by Nikola Tesla himself. The dimensions of the converter housing were approximately 60 X 25 X 15 cm. It was installed in front of the dashboard. Among other things, the converter contained 12 vacuum tubes, of which three were of the 70-L-7 type. A heavy antenna, approximately 1.8 meters long, came out of the converter. This antenna apparently had the same function as that on the Moray converter (see below). Furthermore, two thick rods protruded approximately 10 cm from the converter housing. Tesla pushed them in, saying "Now we have power." the motor achieved a maximum of 1,800 rpm. Tesla said it was fairly hot when operating, and therefore a cooling fan was required. For the rest, he said there was enough power in the converter to illuminate an entire house, besides running the car engine. The car was tested for a week, reaching a top speed of 90 miles per hour effortlessly. Its performance data were at least comparable to those of an automobile using gasoline. At a stop sign, a passerby remarked that there were no exhaust gases coming from the exhaust pipe. Petar answered "We have no motor."

Who is Bill Nye?

He is a Professor on a tv show called "Bill Nye The Science Guy". He tries to make learning funny to make kids think they are watching a show meant for comedy.

What did Albert Blackburn invent?

Black American inventor, Albert B. Blackburn, of Springfield, OH, received a patent for a "Railway-Signal" ("operated by the wheel or wheels of the train").

Patent number 376,362

What were 3 goals of Rene descartes?

Descartes 3 goals are: Find a unified set of principles, reconcile the mechanistic view of the world with human freedom, and to find certainty.

What do scientists think Causes sunspots?

Astronomers have known for many years that sunspots are "storms" on the sun's surface, and also that solar prominences seen flaring from the sun during an eclipse probably come from sunspots. what they do not know - yet - is why the sunspots occur in farily regular cycles of many, gradually diminishing to few, and then rising again to many. Times of high sunspot activity are usually also times of high Northern Lights activity and radio interference on earth.

According to Galileo why is the search for truth important?

In his 1615 ''Letter to the Grand Duchess Christina,'' Galileo says that the search for truth is important because it ''stimulates the investigation,...

What famous scientist last name starts with the letter Q?

Gardner Quarton was the first Program Director of the Neurosiences Research Program (NRP). The NRP was located in Cambridge, Massachusetts and administered by MIT.