You click a search result, skim the page, and tap the back button to return to Google. Nothing happens. You tap again. The ...

Google's new spam policy targets sites that trap users by hijacking the back button. Enforcement begins 15 June, with ranking ...

Google says it's seen a rise in shady and spam websites using 'Back button hijacking' to try and trap or manipulate users ...

Abstract: Ultrasonic smart-button interfaces have emerged as a promising direction for next-generation human-machine interaction, offering compact, highly accurate, and multimodal sensing. Existing ...