Posted 13 years ago by Trob32 in category: interesting   Comments (1)

Marcus du Sautoy explains how a group of people know more than one individual. Amazing stuff! The explanation is not hard to understand, but still it is hard to believe.

Posted 11 years ago by Jez in category: interesting   Comments (2)

Posted 10 years ago by PennY in category: interesting   Comments (0)

Dedicated coral gardeners are doing their part to restore the declining reefs in Fiji.

Posted 10 years ago by boyt in category: interesting   Comments (0)

Standing waves of fire.

Posted 10 years ago by kurdt in category: interesting   Comments (1)