False fingernails that glow when you use your cellphone have been developed
in Japan. The optical nails—called optils—are aimed at teenagers who
want to look cool while phoning their friends, according to The Nikkei
Weekly. A red or blue LED in the tip of the stick-on nail has a short
antenna hidden inside it. When the cellphone is in use, the antenna’s
electromagnetic field induces enough current to light up the LED. The
manufacturer, Sunshine of Ube, sells one optil and 11 standard false nails for
£21.
To continue reading, today with our introductory offers
Advertisement
More from New ¾«¶«´«Ã½
Explore the latest news, articles and features

Life
New ¾«¶«´«Ã½ recommends a brilliant take on the evolution of birds
Culture

Environment
Striking photos show how sands are encroaching on oases in the Sahara
Regulars

Comment
Think you have a good sense of humour? So do most people…
Regulars

Comment
Sci-fi horror film Backrooms is a triumph for its 20-year-old director
Culture
Popular articles
Trending New ¾«¶«´«Ã½ articles
1
Fully autonomous drones have killed human soldiers for the first time
2
What is a ‘normal’ memory slowdown, and when should I worry?
3
Millions of fossil whale bones found in deep-ocean ‘necropolis’
4
Understanding anorexia’s grip on the brain could unlock new therapies
5
Unpicking endometriosis reveals how it affects more than the pelvis
6
Hundreds of new moons are revealing our solar system's violent history
7
Robots are about to overtake armed soldiers as the deciders of war
8
Wolves seen hunting European bison in rare camera-trap recording
9
Mysterious ‘cold blob’ in the Atlantic suggests the AMOC is weakening
10
Pancreatic cancer halted by virus injection in three patients