Evidence from the Pilbara region suggests Earth in its youth behaved very differently to how it does today, and had more water within it than previously thought.
When sea sediment melts inside the Earth, it helps tectonic plates slide over one another smoothly.
Earth's magnetic field locks information into lava as it cools into rock. Millions of years later, scientists can decipher this magnetic data to build geologic timelines and maps.
Our expedition drilled into the recently discovered underwater continent of Zealandia, revealing a new picture of the violent geological forces that created it.