While most of us take the ground beneath our feet for granted, written within its complex layers, like the pages of a book, is Earth's history. Our history. Research shows there are little-known ...

For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.

Earth’s deep interior may hold water equal to today’s oceans, challenging long-held views of how the planet became habitable.

The Deniliquin structure could be up to 520 kilometers wide. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article was originally ...