impact crater, meteorite

Scientists have discovered the world's oldest meteorite impact crater in Western Australia, dating back 3.5 billion years, ...
Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath ...
Researchers found the world’s oldest impact crater in Western Australia. The crater was created by a massive meteorite impact ...
“On Earth, this early impact record has seemingly been lost, reflecting the destructive efficiency of erosion and subduction ...
Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...