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For decades, the oldest rock in the United States was considered Morton Gneiss, although a new contender has recently been ...

Etched onto rocks on a remote peninsula in Western Australia are millions of images drawn tens of thousands of years ago by ...

We can add another Michigan discovery to the list related to the oldest rock in America! That's right, this particular rock ...

The oldest rock in the United States has been discovered in Michigan, with zircons dating back 3.82 billion years.

Geologists recently dated the age of Watersmeet gneiss, a type of rock in the Upper Peninsula, as the oldest in the U.S. Here's what to know.

The oldest attack helicopter ever fielded by the U.S. military is also the first attack helicopter: The Bell AH-1 Cobra, which first entered service in 1967. Born out of the Vietnam War ...

Geologists recently dated the age of Watersmeet gneiss, a type of rock in the Upper Peninsula, as the oldest in the U.S. Here ...

Geologist Michael Ackerson holds a sample from Canada's Acasta Gneiss formation, home to some of the oldest rocks on the planet. Michael Ackerson We know Earth is old. Scientists estimate that our ...

According to book learning, the oldest settlement in the United States is Acoma Pueblo, which sits on top of a 365-foot-high mesa in the middle of New Mexico. It will come as no surprise that ...

"Taken together, the Archean rocks of the Wyoming-Minnesota-Michigan block represent the oldest continental crust in the United States, the nucleus around which the younger rocks of the nation ...