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NASA Scientists Simulate Black Hole Collision 63

Krishna Dagli writes to tell us Yahoo! News is reporting that NASA scientists have managed to simulate the merger of two massive orbiting black holes. Using technology from Silicon Graphics, Inc. built from 20 SGI Altix systems the team was able to show how the resulting gravitational waves would interact with surrounding space.

A Working 5D Rubik's Cube 171

Melinda Green writes "Readers who enjoyed the previous Slashdot postings regarding the 4-dimensional Rubik's cube called MagicCube4D will be interested to know that a couple of brilliant developers have recently created a working 5-dimensional Rubik's cube. Operating a 5 dimensional puzzle projected all the way down to a 2D computer screen may seem a hopeless task but the full 5D puzzle has already been solved by 3 people. Also noteworthy is the fact that the 4D puzzle has now been ported to Java and is available as both a full-featured desktop application and as an Applet."

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