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

Lavas from hotspots - -whether erupting in Hawaii, Samoa or Iceland -- likely originate from a worldwide, uniform reservoir in Earth's mantle, according to an evaluation of volcanic hotspots.

Feltman: For Science Quickly, I’m Rachel Feltman ... an ancient Greek mathematician named Eratosthenes used math to work out the circumference of the Earth. Feltman: Wow, I mean, I don’t think I could ...

A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...

Design Defense Studio brings together over a dozen members of the United States military to learn the science of innovation while tackling real-world problems for the Department of Defense ...

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

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 ...

A timeline of 485 million years of Earth’s surface temperatures shows ancient greenhouse conditions were hotter than scientists thought.

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

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

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