Topic
asteroid-impacts
1 stories related to this topic, newest first.
news.google.comscience6 hrs ago
Study Dates North Pole Dome Crater to 3.02 Billion Years
Researchers used uranium-lead dating on zircons and apatite inside shatter cones to assign an age of around 3.02 billion years to the North Pole Dome crater in Western Australia. Other scientists at the same institution argue the impact must postdate rocks dated to 2.77 billion y…