This reflects the last two supercontinent cycles ... in a slightly different form once the supercontinents were assembled: Ocean crust on the edges of Rodinia, and later Pangaea, subducted under ...

Over the past 2 billion years, Earth's continents have collided together to form a supercontinent every 200 to 600 million years, known as the supercontinent cycle. This means that the current ...

The Pacific Ocean is disappearing, which will eventually lead to the emergence of a vast new supercontinent called Amasia, research suggests. Scientists in Australia and China believe the ocean is ...