The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...

Earth and Saturn might be a lot more similar than previously thought. In a new study, a team of researchers suggests that 466 ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth's ...

The average surface temperature varied more widely and was even hotter than previously thought during much of the past 500 ...

This new floating rock is only expected to orbit the Earth once, beginning its trip Sept. 29 before breaking off from its ...

A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...

Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit ...

At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...

I f astronomers had been walking the Earth 466 million years ago, they may have had something special to see. The moon and ...

An effort to understand Earth’s past climates uncovered a history of wild temperature shifts and offered a warning on the ...

Some of the most dramatic climatic events in our planet's history are "Snowball Earth" events that happened hundreds of ...

An asteroid, pulled into Earth’s orbit, is sometimes known as a ‘mini-moon.’ You’ll need a telescope to view it.