If you put Nothing’s last-gen Ear 2 next to its brand-new Ear wireless earbuds, you’d be hard-pressed to spot the differences. The case looks the same, save for a slight tweak in branding, the buds ...

Researchers have created a way for a smartphone to "hear" a warning sign of ear infections — fluid buildup behind the eardrum. If it pans out, parents might one day check their tots' ears at home ...