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

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

But the universe is throwing things for a loop by introducing a “second moon” for the next two months. In reality, it’s ...

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

A newly discovered doughnut shape in Earth's outer core may reveal elements that help drive the formation of the planet's ...

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

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

Earth about to pull tiny space rock into its orbit as temporary ‘mini moon’, scientists say - Space rock to orbit Earth for ...

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

Money to monitor air quality in some of the most polluted places in the world can lead to cleaner air and healthier ...

The ring might have acted like a giant sunshade, causing a cooling effect that might have unleashed an ice age.