Meteor impact in Canada may have triggered the Big Freeze that caused mass extinction and forced humans into agriculture
The high temperatures of the meteorite impact 12,900 years ago produced mm-sized spherules of melted glass ...
Tag: Younger Dryas
Trigger for Earth’s last ‘big freeze’ located by geoscientists
Some 12,900 years ago, a massive flood of melted freshwater in the Arctic caused a 1,200-year-long chill nicknamed the "Big ...
Comet might have catastrophically collided with Earth 13,000 years ago
A recently published study suggests that the Earth might have been visited by a giant space rock 13,000 years ago, ...