Search results
Results From The WOW.Com Content Network
Today's problems come from yesterday's "solutions." The harder you push, the harder the system pushes back. Behavior grows better before it grows worse. The easy way out usually leads back in. The cure can be worse than the disease. Faster is slower. Cause and effect are not closely related in time and space.
The infinitely dense gravitational singularity found as time approaches an initial point in the Big Bang universe is an example of a physical paradox.. A common paradox occurs with mathematical idealizations such as point sources which describe physical phenomena well at distant or global scales but break down at the point itself.
Leibniz's passage describing the explanatory gap is as follows: It must be confessed, moreover, that perception, and that which depends on it, are inexplicable by mechanical causes, that is, by figures and motions, And, supposing that there were a mechanism so constructed as to think, feel and have perception, we might enter it as into a mill.
The following is a list of notable unsolved problems grouped into broad areas of physics. [1]Some of the major unsolved problems in physics are theoretical, meaning that existing theories seem incapable of explaining a certain observed phenomenon or experimental result.
The solutions require extreme physical conditions unlikely ever to occur in practice, and it remains an open question whether further laws of physics will eliminate them completely. Since then, other—similarly impractical—GR solutions containing CTCs have been found, such as the Tipler cylinder and traversable wormholes .
The Newtonian and action-principle forms are equivalent, and either one can solve the same problems, but selecting the appropriate form will make solutions much easier. The energy function in the action principles is not the total energy ( conserved in an isolated system ), but the Lagrangian , the difference between kinetic and potential energy.
A related field is the ethics of artificial intelligence, which addresses such problems as the existence of moral personhood of AIs, the possibility of moral obligations to AIs (for instance, the right of a possibly sentient computer system to not be turned off), and the question of making AIs that behave ethically towards humans and others.
It is a problem because it can lead to muscle pain, fatigue, and joint issues, and increases the risk for musculoskeletal injuries. The degree of damage depends on the type and duration of posture, as well as the type of activity. Issues related to static posture among workers can be prevented by taking frequent breaks and stretching often. [3]