Does hearing actually go first as you get older? For those who've always feared dead giveaways like hearing aids and bifocals, help is on the way. Perhaps taking a cue from Oakley's MP3-playing Thump, a company called Varibel is developing eyewear that hears.
It won't give provide bionic auditory powers, but it does promise vastly improved hearing through a device built directly into a pair of eyeglasses. Embedded over the length of each spectacle arm are four tiny microphones that transmit sounds from the front and simultaneously block background noise.
The result is "directional sensitivity"… Read more