The study of Earth science isn’t just for students who are interested in how our planet works. It’s also for those who are passionate about addressing urgent global challenges such as climate change, ...

The Earth's interior is composed of four layers ... thick beneath the oceans to an average of 25 miles (40 kilometers) thick beneath the continents. Currents within the mantle have broken the ...

Earth orbits the sun once every 365.25 days. Since our calendar years have only 365 days, we add an extra leap day every four years to account for the difference. Though we can't feel it ...

The Orion Spur branches off from the Sagittarius Arm, one of the galaxy's two major spiral arms. Earth's circumference ... is the content manager at Live Science. She is a science writer and ...

The term ‘exobiology’ excludes life on Earth. It is ... for the manner in which a science is divided into branches has a significant effect on the development of that science.

Earth/space science teachers educate students on the four basic areas of scientific study classified as part of earth science: oceanography, astronomy, meteorology and geology. Earth scientists play a ...

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova explosions, a new study suggests. Researchers at Keele University say these ...