The discovery of a massive crater formed by the impact of a meteorite more than three billion years ago is changing the way scientists view the history of Earth and the planet's stages of evolution.

Researchers say they have found "unequivocal evidence" that a meteorite smashed into Earth 3.47 billion years ago, potentially affecting plate tectonics and creating conditions for life.

Earth’s oldest meteorite impact crater was just found in WA’s Pilbara region – exactly where geologists hoped it would be. We have discovered the oldest meteorite impact crater on Earth, in the very ...