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.

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 ...

We live in a rapidly warming world. Immense volumes of human-generated greenhouse gases are nudging Earth’s climate 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 ...

Sigma Geography has supported the publication of over ten high-level academic papers in journals such as Nature sub-journals, ...

NCERT Solutions for Class 10 Science Chapter 12: For students of various classes ... The magnetic field in a given region is uniform. Draw a diagram to represent it. Sol. The magnetic field lines ...

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

September's full moon will put on quite the show on the evening of Sept. 17. Not only are we treated to a slightly larger-than-average "supermoon" but also a partial lunar eclipse.

Optical interferometry has been a long-proven science method that involves using several separate telescopes to act as one big telescope, thus achieving more accurate data as opposed to each telescope ...

In a first, astronomers captured how convective forces power the quick bubbling movement of gas cells on the surface of a distant, massive star.