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Time Travellers Carl Sagan

Free episodes:

sort of puts things in perspective


Sagan missed out on the gravity probe B experiment which shows

This also means that light traveling in the direction of rotation of the object will move past the massive object faster than light moving against the rotation, as seen by a distant observer. It is now the best-known effect, partly thanks to the Gravity Probe B experiment.

so where he says

light from a moving object travels at the same speed wether the object is at rest or in motion, thou shalt not add my speed to the speed of light

Thats been disproved by GPB, you can add the speed of the frame dragging to the speed of light.

This opens the chance that we could drag a bubble of spacetime at speeds faster than light, while within the ship itself ,doesent violate the laws of physics

Gravity Control and Warp Drive for Space Travel

John Cipolla is performing unique research in the area of gravitational warp drive technology and gravity control for faster than light star travel. The illustrations below show a spacecraft being accelerated while enclosed within an artificially generated warp bubble. The following results from the theory of General Relativity illustrate how a warp bubble uses opposing regions of expanding and contracting spacetime for propelling a starship at velocities exceeding the speed of light.


Warp Factor 10! Star Trek warp drive in the works

However, the amount of energy required would be enormous, equivalent to converting the entire mass of Jupiter to energy. That amount is at least feasible, whereas Einstein's original calculations found that simply traveling at the speed of light would take an infinite amount of energy.
Baylor researcher Richard Obousy said the required energy needed to warp space could potentially be sharply reduced in the future.
"Early calculations indicated that a warp drive would require more mass energy than was available in the entire universe," Obousy said. "Later, a more ingenious calculation demonstrated that it would require about the mass energy contained within an entire galaxy. What is exciting about our warp drive paradigm is that we have further reduced the energy requirement to the total mass energy contained in a typical gas giant--the planet Jupiter, for example.
"This is a reduction of energy by a factor of about 1 trillion. If one were to optimistically extrapolate this gradual reduction in energy requirements, then there may be hope in the future that we could continue to find ways to reduce the energy requirements of such a technology," he added.
The power for a Star Trek-like warp drive was derived from the energy released in a matter-antimatter annihilation. Researchers think such a scheme could one day supply enough power for an Alcubierre warp drive with energy requirements reduced through future innovations.
 
One of the few implications I think I understand about frame dragging is that a torus (doughnut shape) sufficiently dense and rotating fast enough axially (??) should produce a region in its center through which mass would accelerate with no inertia.

If I understand correctly.:rolleyes:

Changes in speed and direction without inertia are among the most commonly reported characteristics of ufos. Hmm.....
 
Whenever i hear people say you cant go faster than light im reminded of this

"Rail travel at high speed is not possible, because passengers, unable to breathe, would die of asphyxia," said this professor of Natural Philosophy and Astronomy, University College London (1793-1859).

In fact, Dr Lardner seems to have been cynical about all new forms of transport, saying: "Men might as well project a voyage to the Moon as attempt to employ steam navigation against the stormy North Atlantic Ocean."

Today we have trains that travel at 500 KPH

Or this

In 1894, the president of the Royal Society, William Thomson, Lord Kelvin, predicted that heavier-than-air flying machines were impossible

See: Predictions that missed the mark
 
Nice posts Mike and Boomerang.

Humans will find a way to travel between the stars given enough time and motivation. The only problem is will we wipe ourselves out first before we grow up?
 
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