Microscopic metal sphere may contain microorganisms from aliens, claims astrobiologist | Daily Mail Online

Dr Milton Wainwright from the University of Sheffield used balloons to collect samples of dust and particles 16 miles up in the Earth's atmosphere

In one sample he found a tiny metal ball that left impact crater in the device

He claims the orb may have been travelling fast as came from outer space

The metal ball is the same width as a human hair and is made from titanium

Dr Wainwright says it could have been sent to Earth by intelligent alien life

He claims a gooey substance was oozing out of the ball and is biological  

Read more: http://www.dailymail.co.uk/sciencetech/article-2955620/Did-aliens-send-metal-orb-seed-life-Earth-Microscopic-sphere-contain-microorganisms-claims-astrobiologist.html#ixzz3SWDMjrbI