cosmic microwave background radiation

Is there something wrong with the big bang theory, or is the theory of relativity itself wrong?

Parallel universes may sound like a concept in sci-fi movies, and basically have nothing to do with modern physics.

Scientists are experimenting with using a balloon to bring the radio telescope high to observe cosmic microwave background radiation.

Physicists in the US say they have recreated the form of radiation released by the Big Bang in the laboratory to better understand the development of this structure in the early