News tagged with gravitational forces

Magic and symmetry in mathematics

We live in a three-dimensional world. Despite the many benefits this presents, it also makes for a complicated math problem, according to Northeastern associate professor of mathematics Ivan Loseu. The best ...

Mar 12, 2014 4.8 / 5 (5) 0

For the Milky Way, it's snack time

Using the Sloan Digital Sky Survey, researchers have discovered a band, or stream, of stars believed to be the remnant of an ancient star cluster slowly being ingested by the Milky Way, Earth's home galaxy.

Oct 25, 2012 4.6 / 5 (5) 1

A galaxy cluster gets sloshed

(PhysOrg.com) -- Like wine in a glass, vast clouds of hot gas are sloshing back and forth in Abell 2052, a galaxy cluster located about 480 million light years from Earth. X-ray data (blue) from NASA's Chandra ...

Dec 14, 2011 4.5 / 5 (4) 2 | with audio podcast