Cosmology
In March astronomers in the BICEP2 collaboration announced they had found gravitational waves from the Big Bang. But now the evidence is being questioned. Dr Lucie Green reports.
In March astronomers in the BICEP2 collaboration announced they had found gravitational waves from the Big Bang. But now the evidence is being questioned by other scientists.
Dr Lucie Green reports on the debate and asks if scientists can ever know what happened billions of years ago when the universe was formed.
Image copyright: Steffen Richter, Harvard University
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- Mon 11 Aug 2014 18:32GMT麻豆官网首页入口 World Service Online
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- Tue 12 Aug 2014 08:32GMT麻豆官网首页入口 World Service Online
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