The childhood toy, the Rubik’s cube, has been proven to be solvable from any initial configuration set in 25 moves, one less than the 26 proven last year by a group at Northeastern University. Tomas Rokicki, a mathematician by school, uses a rather nifty piece of computer science. Rokicki’s proof is a neat piece of [...]
Gordon Moore, the unassuming billionaire co-founder of Intel Corp, says the end of the technology maxim bearing his name is drawing to a close, perhaps as soon as 10 years from now. Moore’s Law — based on the San Francisco native’s observation in 1965 that the number of transistors on a computer chip doubles [...]