At the time, they believed they were bringing Moon rocks and dust so that scientists could learn more about Earth’s friendly little neighbor, but as it turns out they were actually bringing some ...

Weathering and erosion slowly chisel, polish, and buff Earth's rock into ever evolving works of art—and then wash the remains into the sea. The processes are definitively independent ...

The discovery of a massive crater formed by the impact of a meteorite more than 3.5 billion years ago is changing the way ...