Blog Post Header Image GALILEAN RELATIVITY 1

GALILEAN RELATIVITY 1

Special relativity implies that moving clocks run slow. That is itself a strange result, but clocks running backward would be too much to swallow. No such disaster arises, however. In the case of the moths ...

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Blog Post Header Image A HISTORICAL DIVERSION BY STEVEN WEINBERG 1

A HISTORICAL DIVERSION BY STEVEN WEINBERG 1

The writing history is largely a process of diversion, Most historical accounts distract attension from the secret influences behind great events.

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Blog Post Header Image FIRST THREE MINUTES 1

FIRST THREE MINUTES 1

We are now prepared to follow the course of cosmic evolution through its first three minutes. Events move much more swiftly at first than later, so it would not be useful to show pictures spaced ...

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Blog Post Header Image THE POSSIBILITY OF A “FINITE” AND YET “UNBOUNDED” UNIVERSE

THE POSSIBILITY OF A “FINITE” AND YET “UNBOUNDED” UNIVERSE

In the first place, we imagine an existence in two-dimensional space. Flat beings with flat implements, and in particular flat rigid measuring-rods, are free to move in a plane. For them nothing exists outside of ...

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Blog Post Header Image COSMOLOGICAL DIFFICULTIES OF NEWTON’S THEORY

COSMOLOGICAL DIFFICULTIES OF NEWTON’S THEORY

This conception is in itself not very satisfactory. It is still less satisfactory because it leads to the result that the light emitted by the stars and also individual stars of the stellar system are ...

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Blog Post Header Image THE SOLUTION OF THE PROBLEM OF GRAVITATION ON THE BASIS OF THE GENERAL PRINCIPLE OF RELATIVITY

THE SOLUTION OF THE PROBLEM OF GRAVITATION ON THE BASIS OF THE GENERAL PRINCIPLE OF RELATIVITY

If we confine the application of the theory to the case where the gravitational fields can be regarded as being weak, and in which all masses move with respect to the co-ordinate system with velocities ...

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Blog Post Header Image PHYSICAL MEANING OF GEOMETRICAL PROPOSITIONS BY ALBERT EINSTEIN

PHYSICAL MEANING OF GEOMETRICAL PROPOSITIONS BY ALBERT EINSTEIN

It is not difficult to understand why, in spite of this, we feel constrained to call the propositions of geometry “true.” Geometrical ideas correspond to more or less exact objects in nature, and these last

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Blog Post Header Image Speeding :: Light

Speeding :: Light

Albert Einstein: "The important thing is not to stop questioning. Curiosity has its own reason for existing. One cannot help but be in awe when he [or she] contemplates the mysteries of eternity, of life ...

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Blog Post Header Image First Solvay Conference on Physics

First Solvay Conference on Physics

The Solvay International Conferences on Physics, held every few years, are noted for their role in stimulating advances in atomic and quantum physics and were originally sponsored by Ernest Solvay (1838–1922), a Belgian industrial ...

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Blog Post Header Image A Brief History of Cosmology and Galaxy Formation 1

A Brief History of Cosmology and Galaxy Formation 1

Newton agreed with Bentley that providence had designed a universe of  infinite extent in which uniformly distributed stars stand poised in unstable  equilibrium like needles on their points (Harrison, 1987).

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Blog Post Header Image EPILOGUE: THE PROSPECT AHEAD

EPILOGUE: THE PROSPECT AHEAD

During at least the early part of the contracting phase, astronomers (if there are any) will be able to amuse themselves by observing both red shifts and blue shifts. Light from nearby galaxies would have ...

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Blog Post Header Image Quantum particles :: When photons spice up the energy levels of quantum particles

Quantum particles :: When photons spice up the energy levels of quantum particles

Quantum particles :: When photons spice up the energy levels of quantum particles

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Kindness is a mark of faith, and whoever has not kindness has not faith.
--- Prophet Muhammad Peace be Upon Him

“I'm selfish, impatient and a little insecure. I make mistakes, I am out of control and at times hard to handle. But if you can't handle me at my worst, then you sure as hell don't deserve me at my best.”
― Marilyn Monroe