Around 370 million years ago, Earth gradually descended into the longest lived and probably the most intense ice age ...

Closely related to the history of sedimentary rocks are the age of the Earth as an astronomical body and the evolution of the planetary system. We shall see from the discussion of the following ...

Virginia Tech study unveils 2 billion years of evolution, highlighting the 'boring billion,' Snowball Earth, and ancient ...

So how old is our planet, and how do we even know its age? Earth formed about 4.54 billion years ago, about 10 million years after the solar system was born. After a gigantic cloud of gas ...

In a surprising twist on our planet’s ancient history, scientists are now suggesting that Earth might once have had a ring ...

BEFORE the time of the Scotch geologist, James Hut- ton, some 6,000 years was believed to indicate the age of the earth, and, indeed, of the entire universe. The advent of the uniformitarian ...

Geochemist Clair Patterson sets the age of the Earth at 4.550 billion years, relying on ages of meteorites (including the Canyon Diablo meteorite, shown) that formed around the same time.