Daniel Connelly describes the discovery of a gigantic impact crater he found in Australia. Whatever object created this crater, struck the Earth about 545 million years ago, while the Earth was passing through one of the Milky Way's spiral arms, and coincided with the first appearance of animal life on our planet - the Cambrian Explosion
[video]http://larouchepac.com/node/17849[/video]
[video]http://larouchepac.com/node/17849[/video]