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Where to find the beginning of time

发布时间:2019-02-28 05:11:01来源:未知点击:

By Amarendra Swarup AS HOLY grails go, a glimpse of the first moments of creation seems like a cut above the rest. And unlike Indiana Jones, King Arthur and countless other real and fictional explorers, the cosmologists searching for this one know where to look. Ripples in space-time from a fraction of a second after the big bang should have left an imprint on the cosmic microwave background, the radiation left over from the big bang. But unfortunately,