Pennsylvania scientists find evidence that we might not be alone . They found 50 galaxies emitting unusually high levels of radiation . The researchers say the findings are consistent with a theory proposed by physicist Lawrence Krauss, who says our universe is expanding at an accelerating rate and could eventually reach speeds faster than light ( or even faster ) However , further research is needed to confirm that is the case .
Pennsylvania scientists find evidence that we might not be alone . They found 50 galaxies emitting unusually high levels of radiation . This could be because aliens are harnessing the power of entire stars . However , further research is needed to confirm that is the case .