Thomas Mulligan examines the theory that asteroids could have delivered life’s building blocks to Earth 3.5 billion years ago.

The origins of plate tectonics on Earth are hotly debated, but evidence from Australia now shows that parts of the crust ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by ...

These fossils, dated to 1.75 billion years ago, have shifted our understanding of the timeline for this life-sustaining process, pushing its origins back by at least 1.2 billion years.