This ancient impact crater, created by an asteroid that struck the ocean off the East Coast of North America around 35 million years ago, provides new insights into the violent forces that shaped ...

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

One striking example is the asteroid impact 66 million years ... such as parts of North America, Africa, and Australia, that could preserve craters. Related Stories Geologists discover new ...