Earth’s oldest crater really is over 3 billion years old, new study confirms
Chris Kirkland, Curtin University In the Pilbara of Western Australia, some of Earth’s oldest rocks lie beneath the…
Giant glaciers pulverised Earth’s ancient rocks, setting the stage for complex life
Petr Jan Juracka / Shutterstock Chris Kirkland, Curtin University Imagine floating in space, gazing on a frozen white…