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Are there really aliens?The question is whether it "aliens", ie aliens actually exist, can not be answered with certainty. To date, scientists have certainly not yet found any evidence that there i...

started by Sandra Flores on 05 Jan 15 no follow-up yet

Are there really aliens?The question is whether it "aliens", ie aliens actually exist, can not be answered with certainty. To date, scientists have certainly not yet found any evidence that there i...

started by Sandra Flores on 09 Jan 15 no follow-up yet

Age Mild universeIf you follow the calculations of Piran and Jimenez, the universe is so mild in old age. About five billion years gamma-ray bursts were so frequent that they had never allowed the ...

started by Sandra Flores on 05 Jan 15 no follow-up yet

Age Mild universeIf you follow the calculations of Piran and Jimenez, the universe is so mild in old age. About five billion years gamma-ray bursts were so frequent that they had never allowed the ...

started by Sandra Flores on 09 Jan 15 no follow-up yet