Sudoku puzzles, solved the world over by millions of users every day, have managed to grab attention of mathematicians allowing them to use the underlying mathematics as a means for scrambling or encrypting images. Yue Wu at Tufts University in Medford along with a couple of friends has used Sudoku’s 9×9 grid to formulate a completely new type of matrix mathematics. For readers who are not so mathematics savvy, a matrix is a rectangular array of numbers wherein each element can uniquely identified by its row and column number – in other words, its grid reference.

Amazon founder Jeff Bezos along with his wife MacKenzie have pledged $2.5 million as contribution to a Washington state campaign that is working towards legalization of same sex marriages. According to supporters of the campaign, the $2.5 million pledge has doubled the amount that was available to the supporters and that there has been no larger donation compared to what has been received from the Amazon founder. “We think that it’s the largest ever,” said the spokesperson. The Washington United for Marriage supporters have said that this particular donation is more or less a game-changing gift which will give them a fighting chance later in the year. 

Apple has gained yet another patent but it is rather bizzare and ridiculous to some extent. The patent titled “Method for providing human input to a computer” proves that the patent system in the US is, well, broken. The patent is based on the manner in which a user can interact with a computer connected display unit. The abstract of the patent filing is as follows: “The invention provides a method for providing human input to a computer which allows a user to interact with a display connected to the computer.”

The US government has stated that even if the case against Megaupload is dropped, it is in a position to continue the indefinite freeze imposed on the corporation’s assets as it awaits Kim Dotcom’s as well his associates’ extradition. Megaupload doesn’t have a US address and federal rules of criminal proceedings do not have any way whereby a notice can be served to a corporation with no US address. For this specific reason, it has come to light that Judge Liam O’Grady is currently looking at a request to dismiss the indictment against Megaupload. The judge hasn’t giving an ruling but, it has come to light that at a hearing in Alexandria, VA, both attorneys in the case were grilled by him.