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'Twilight'-inspired contact lenses prompt warning

Youngsters buying the lenses may wish to recreate the look of the Twilight films and Vampire Diaries TV show.

Snapchat now allows replaying messages, add effects to selfies

Snapchat now allows replaying messages, add effects to selfies

Snapchat has released an update to add two new features to its app, paid replays and a selfie-altering mode called 'Lenses'.

Sunglasses that can change colour rapidly

The process for creating the lenses, for which a patent is pending, also is less expensive and less wasteful to manufacturers than previous methods.

Looking through telescopes, lenses with more clarity

Aerogels are among the most versatile materials available for technical applications.

World`s first electronic specs to make tedious bifocals history

If you`re one of the many who rely on bifocal lenses, you may soon get a new view of life this summer.

New generation of lenses to improve radar, telecom

Scientists have invented a new generation of lenses which can radically improve the capabilities of telecom or radar systems, providing greater perspective and detail.