Skip to main content

Posts

Showing posts with the label comet
Asteroid and comet showers caused mass extinctions on Earth comet Mass extinctions which occurred over the past 260 million years were likely caused by comet and asteroid showers, scientists report. For over 30 years, scientists have argued about a controversial hypothesis relating to periodic mass extinctions and impact craters http://bit.ly/1Ko1LdS http://www.uitvconnect.com/newspaper/asteroid-and-comet-showers-caused-mass-extinctions-earth
Read more