More and more of us have access to some of the most advanced ... Epoch moments move governments and populations into action. You may like Photographers used to be witnesses, now they’re just ...

Abstract: A new evolutionary search algorithm is applied to find binary codes with peak sidelobe levels below those found by other search algorithms. Improved peak sidelobe levels are achieved for ...

resize and customize every asset on iStock — including all Backgrounds images and footage — to fit your projects. With the exception of "Editorial use only" photos (which can only be used in editorial ...