Using radio waves, scientists have determined that the period of darkness following the Big Bang likely lasted about 180 million years. As the first stars in the universe turned on, there was also interaction with dark matter, which could explain the observation of the universe being twice as cold as expected at the time.
Jun 28, 2017 AM EDTNASA official says no alien has been found until today.
Jun 28, 2017 AM EDTOver 2,000 computers in about a dozen countries were affected.
Jun 28, 2017 AM EDTDo celebrities really affect marketing?