Compact galaxy groups reveal details of their close encounters

(Phys.org)—Galaxies – spirals laced with nests of recent star formation, quiescent ellipticals composed mainly of old red stars, and numerous faint dwarfs – are the basic visible building blocks of the Universe. Galaxies ...

Signs of Europa plumes remain elusive in search of Cassini data

(Phys.org)—A fresh look at data collected by NASA's Cassini spacecraft during its 2001 flyby of Jupiter shows that Europa's tenuous atmosphere is even thinner than previously thought and also suggests that the thin, hot ...

Sony hacking fallout puts all companies on alert

Companies across the globe are on high alert to tighten up network security to avoid being the next company brought to its knees by hackers like those that executed the dramatic cyberattack against Sony Pictures Entertainment.

Timeline of the Sony Pictures Entertainment hack

It's been four weeks since hackers calling themselves Guardians of Peace began their cyberterrorism campaign against Sony Pictures Entertainment. In that time thousands of executive emails and other documents have been posted ...

Two more former Sony workers sue over data breach

Two more former employees of Sony Pictures Entertainment are suing the company over the massive data breach in which their personal and financial information was stolen and posted online.

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