Traveling at the Speed ​​of Light: When Science Fiction Challenges Scientists

“Now, if we add a charge that would make an electrical energy in addition to the gravitational energy, it would make it possible to circumvent this problem and be repelled. [de l’autre côté du trou de ver]. Like a giant magnet, we would be attracted to the North Pole and then repelled by the South … Read more

Mystery: why are these two galaxies devoid of dark matter?

Half a century after Rubin’s work, astronomers have still not been able to directly observe dark matter. It neither emits nor reflects light. It does not interact directly with ordinary matter, although its gravity affects the behavior of observable objects such as stars and galaxies. Scientists also believe that dark matter is needed for galaxies … Read more