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What problems are unsolved?

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What problems are unsolved?

Unsolved Problems

  • The Goldbach conjecture.
  • The Riemann hypothesis.
  • The conjecture that there exists a Hadamard matrix for every positive multiple of 4.
  • The twin prime conjecture (i.e., the conjecture that there are an infinite number of twin primes).
  • Determination of whether NP-problems are actually P-problems.

What is unknown in medicine?

Idiopathic is a descriptive term used in medicine to denote diseases with an unknown cause or mechanism of apparent spontaneous origin. Examples of idiopathic diseases include: Idiopathic pulmonary fibrosis, Idiopathic intracranial hypertension, and Idiopathic pulmonary haemosiderosis.

What are the biggest problems in physics?

The 7 Biggest Unanswered Questions in Physics

  1. What is matter made of?
  2. Why is gravity so weird?
  3. Why does time seem to flow only in one direction?
  4. Where did all the antimatter go?
  5. What happens in the gray zone between solid and liquid?
  6. Can we find a unified theory of physics?
  7. How did life evolve from nonliving matter?
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What do medical physicist do?

What does a medical physicist do? Medical physicists work in health care and apply their knowledge of physics to the development and use of medical radiation treatments, devices, and technologies.

What are the biggest questions in medicine?

The Greatest Unanswered Questions of Medical Science

  • Why Is Asthma Raging Out of Control?
  • Does Cholesterol Matter?
  • Can We Conquer Obesity?
  • What Causes Alzheimer’s Disease?
  • Can Aging Be Arrested?
  • Can Humans Learn to Regenerate?
  • Can We Stave Off Infectious Diseases?
  • Can We Find a Cure for Cancer?

Is idiopathic a disease?

An idiopathic disease is any disease with an unknown cause or mechanism of apparent spontaneous origin. From Greek ἴδιος idios “one’s own” and πάθος pathos “suffering”, idiopathy means approximately “a disease of its own kind”.

What are the Unsolved Mysteries of Physics?

Yang-Mills existence and mass gap

  • Problem with the Cosmological Constant In Einstein’s gravitational equation,the cosmological constant is equivalent to an energy density in a vacuum,that is,a space without matter.
  • Future of the Universe The Fate of the universe depends upon the density and pressure of the matter in the universe.
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    What are some unsolved math problems?

    There are many unsolved problems in mathematics. Some prominent outstanding unsolved problems (as well as some which are not necessarily so well known) include. 1. The Goldbach conjecture. 2. The Riemann hypothesis. 3. The conjecture that there exists a Hadamard matrix for every positive multiple of 4.

    What are some unsolved problems in cosmology?

    There are numerous other unsolved problems in cosmology, having to do with the generation of mass for neutrinos, the question of entropy in the distant past, and conditions of the universe immediately after the Big Bang. If you want to learn more, go read a book on the topic by a respected cosmologist.

    What are the major unsolved problems in astrophysics?

    Black Holes. One of the most important unsolved problems in Astrophysics is black holes.

  • Galaxy Rotation Curve And Dark Matter. A galactic rotation curve is the plot of the orbital rotational velocity of stars versus their distance from the center.
  • Hawking Radiation.
  • The Lithium Problem.
  • The Corona Mystery.
  • The Solar Cycle.
  • Ultra-High Energy Cosmic Rays.
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