In the ,they announced that it's google adsense contextual advertising program now offers rounded ads, no more squarish looking ads which means you can display your ads with more style. Previously, ads were served using squares or rectangles with sharp angular corners. However, now ads can be selected to have rounded corners.


Rounded corners are a small but nice option, not only to potentially increase click-thrus for sites where it makes the ad look more integrated, but also because your overall site design might look nicer if you’re currently displaying AdSense in prominent position, best used if your website has round corners in your design but for those that are currently using the square ads and are working pretty well, stick to it and don't change.