Scientists find hidden 'hotspot' that helped create the Great Lakes before North America even existed - Livescience.com
- Scientists find hidden 'hotspot' that helped create the Great Lakes before North America even existed Livescience.com
- Scientists discover 300-million-year-old hidden 'hotspot' that created the Great Lakes; where is it... Moneycontrol
- Scientists find evidence that ancient 'hotspot' played major role in formation of Great Lakes Phys.org
- Scientists Reveal Hidden Secret That Helped Make the Great Lakes Newsweek