article_snippet.sent: Dr Wainwright said the tiny sphere made a tiny 'impact crater' on the sampler that was attached to a balloon in the Earth's stratosphere as a balloon in the Earth's stratosphere collected dust and particles in the atmosphere.
article_snippet.sent: Dr Wainwright added: 'the tiny sphere made an impact crater on the sampling stub.
article_snippet.sent: Dr Wainwright and his team discovered the tiny sphere when examining samples of dust and particulate matter collected by a balloon sent around 16 miles into the atmosphere.
article_snippet.sent: Dr Wainwright used balloons similar to this one above to collect samples from the stratsophere .
highlights_snippet.sent: Radical claim made by Dr Milton Wainwright from Sheffield University .
   used balloons to collect dust samples 25 miles (40km) above Earth .
  