Sudoku fanatics have long claimed that the smallest number of starting clues a puzzle can contain is 17. Now a year-long calculation proves there are no 16-clue puzzles.
An undergraduate in a Stanford course helped develop a Braille writer for a touchscreen. What does tablet computing offer the visually impaired?
The way gravity effects quantum particles proves that it cannot be an emergent phenomenon, says physicist.
If we don’t reverse the current trend in food prices, we’ve got until August 2013 before social unrest sweeps the planet, say complexity theorists
Many schools aren’t teaching typing anymore because they figure students already are proficient at using keyboards. That’s a wasted opportunity.
Physicists have created a “hole in time” using the temporal equivalent of an invisibility cloak.
Now that jammers are cheap and potentially ubiquitous, how do Tomahawk missiles stay on course?
The way water interacts with proteins explains one of the great mysteries of protein folding
The universe is much bigger than it looks, according to a study of the latest observations.
Making computers faster means relying on the central processing unit (CPU) less than ever before.