sep

9 ms·

1. 91.▲
   A space odyssey of the mind (news.bbc.co.uk)

   2 points by sep 16y ago|0 comments
2. 92.▲
   Dense population led to specialization, which led to civilization(online.wsj.com)

   1 points by sep 16y ago|0 comments
3. 93.▲
   Bacteria produce a lot of snow(nytimes.com)

   2 points by sep 16y ago|0 comments