Reuters: Diamonds suggest comets caused killer cold spell

[natalie]

Diamonds suggest comets caused killer cold spell
      

WASHINGTON (Reuters) - Tiny diamonds sprinkled across North America suggest a "swarm" of comets hit the Earth around 13,000 years ago, kicking up enough disruption to send the planet into a cold spell and drive mammoths and other creatures into extinction, scientists reported on Friday.<div class="feedflare">
You are not allowed to view links. Register or Login You are not allowed to view links. Register or Login You are not allowed to view links. Register or Login
</div><img src="You are not allowed to view links. Register or Login" height="1" width="1"/>
      

You are not allowed to view links. Register or Login