At a time when our earliest human ancestors mastered walking upright the heart of our Milky Way galaxy underwent a titanic eruption, driving gases and other material outward at 2 million miles per hour.

University of Leicester research helps solve space mystery of amazing high latitude auroras

Three groups of experimentalists have independently observed a strange state of matter that forms from three particles of any type and at any scale.

A fine capture of Comet Q2 Lovejoy on December 21st from Dunedin, New Zealand.

The year 2014 was a stellar one for spaceflight, what with ESA's Rosetta mission putting a robotic lander on a distant comet and NASA successfully testing its Orion spacecraft.

(Phys.org)—Space scientists Francesco Topputo and Edward Belbruno are proposing in a paper they have written and uploaded to the preprint server arXiv, the idea of using ballistic capture as a means of getting to Mars, rather than the traditional Hoh ...

Pop quiz, hotshot: What do you get when you heat gas above 3 million degrees Celsius? High-energy X-rays.

The mystery of the northern lights – aurora – spans time beyond history and to cultures of both the southern and northern hemispheres.

NASA's planet-hunting Kepler spacecraft makes a comeback with the discovery of the first exoplanet found using its new mission -- K2.

Researchers are slowly inching their way towards even the most extreme technology of science fiction.

High-energy jets powered by supermassive black holes can blast away a galaxy’s star-forming fuel.

Here's a nice surprise: quantum physics is less complicated than we thought.

A team of archaeologists uncovered the layout of a medieval city in southern England using high-tech survey equipment.

The world’s most powerful particle collider is waking up from a well-earned rest. After roughly two years of heavy maintenance.

NASA's Mars Curiosity rover has measured a tenfold spike in methane, an organic chemical, in ...

For the first time researchers have measured large distances in the Universe using data, rather than calculations related to general relativity.

Professor Brian Greene demystifies the strange weird theory of String Theory

When galaxies get together, there is the chance of a spectacular light show as is the case with NGC 2207 and IC 2163.

Structures may give clues to genes behind some diseases

Rosetta detected water on 67P /Churyumov-Gerasimenko (the comet that Philae landed on last month); however, the water is nothing like water on Earth.