When Tokyo model Harutamu uses elaborate fingernail art to promote Candy Crush, her nails make for a sweet ad campaign.
British tennis star Anne Keothavong sports adverts on her fingernails at Wimbledon, to show off the detail of 4K UHD TV.
Everyday activities, like nail trimming, become challenging when you have to do them while floating around inside the International Space Station.
Soon, fans of long nails will be able to turn their fashion statement into a functional touch-screen stylus.
The new Nokia X6 does indeed use the same type of touchscreen as the iPhone. With fingers desperate to find out if it was any good, we snatched one to play with at IFA
Want your hands to sparkle in a darkened club? Perhaps you're a really glamorous cell phone thief? Lumi Deco Nails include tiny LED antennas that light up when NFC signals are nearby.
False fingernails called Elektra Nails have a capacitive tip so you can use them on your smartphone or tablet screen just like a stylus.
Aboard the International Space Station, Commander Hadfield explains how he inspects the safety of his spacesuit.
Forget those normal stick-on nails, you can turn your fingertips into bizarre works of art with 3D-printed nails.
The BBC and Sky are teaming up to promote 4K ultra high definition television with a 'UHD ready' sticker.