EXMO affiliate program

Ютуб

When the dinosaur-killing asteroid struck Earth, most of the impact energy was directed outwards and upwards into space. Only 1% of the force traveled down into the ground, but it was enough to ring the planet like a bell and wipeout species around the globe. Only those creatures able to seek shelter from the intense heat on the surface survived.

Subscribe to Science Channel:
http://bit.ly/SubscribeScience

Check out SCI2 for infinitely awesome science videos. Every day.
http://bit.ly/SCI2YT