February 4, 2011 7:30 am Smartphone Batteries: Quick to Drain The battery juice on your smartphone can be drained by GPS, Wi-Fi and other applications — even when you’re not using them. Follow some of these steps to prevent running out of battery. US & World Videos 1:20 Gigi Hadid wows in sweeping Met Gala look 1:34 Nicole Kidman floored over Olivia Rodrigo's AMC ad tribute 1:12 Ariana Grande channels Glinda at 2024 Met Gala 3:45 Gabrielle Union and Dwyane Wade's daughter had cutest reaction to mom's Met Gala dress 1:35 Rita Ora reveals Taika Waititi's last-minute change to her Met Gala dress: ‘Thank God'