Fossilised space dust unearthed at UK's iconic white cliffs of Dover!
Researchers from the Imperial College London in the UK also discovered a way to determine if the cosmic dust was clay-rich.
Sep 10, 2017, 19:32 PM ISTSpace dust reveals facts about ancient Earth's atmosphere!
The ancient Earth's upper atmosphere contained about the same amount of oxygen as today and that a methane haze layer separated this oxygen-rich upper layer from the oxygen-starved lower atmosphere.
May 16, 2016, 11:05 AM IST