Underground ‘sub-continents’ may rewrite geology textbooks
Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two underground “super-continents” hundreds of miles beneath Africa and the Pacific ...
Two hidden mountains 100 times taller than Everest discovered by scientists — but you won ...
At around 620 miles high, these subsurface “islands of rock” stand more than 100 times higher than Mount Everest’s summit of around 5.5 miles, ...