Plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought—and may be a big ...

University of Maryland researchers have found intriguing new evidence of ancient seafloor deep beneath the Earth's surface.

There are two types of poles on Earth: the geographic and magnetic poles. The geographic North Pole "stays at the same place, ...

Earth is about to bid farewell to its temporary celestial companion as asteroid 2024 PT5 prepares to depart our orbit on ...

Earth's tectonic history is what it is because of our planet's material composition. It's not like this on all planets, nor even all the rocky planets in our own solar system. However, the garnet ...

Supplementary resources are available online, making this an invaluable reference for researchers, graduate students, professional geoscientists and anyone interested in the geological history of the ...

Earth formed 4.54 billion years ago. The first period of the history of the Earth was known as the Hadean Period which lasted from 4.54 billion to 4 billion years ago. During that time, Earth was ...

The Earth is really, really old. Over 4 1/2 billion years old, in fact. How do we begin to comprehend a number that large? It helps to put it on a more fathomable scale. Watch to see where Earth's ...