Ask most astronomers, and they'll tell you that dark matter and dark energy make up more than 95 percent of the universe and that they are the explanations for many of the large-scale phenomena we ...

A huge amount of mysterious dark energy is necessary to explain cosmological phenomena, such as the accelerated expansion of the Universe, with Einstein’s theory. But what if dark energy was just an ...

Have a look at this image. Do you perceive that the central black hole is expanding, as if you're moving into a dark environment, or falling into a hole? If so, you're not alone: a new study shows ...