The discovery of an ancient meteorite impact crater was recently reported in Western Australia. But not everyone is convinced ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

The crater in Western Australia was identified as the oldest in the world earlier this year, but new research suggests the ...

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or ...

Canadian researchers said they'd found the world's oldest rocks in northern Quebec. The find was controversial. But after more than a decade of hard work, they believe they've really proven it and are ...

In 2008, Canadian researchers said they'd found the world's oldest rocks in northern Quebec. The find was controversial. But after more than a decade of hard work, they believe they've really ...

Scientists have long debated why Earth and Mars lack certain essential elements. A new study reveals that these missing ...