Scientists have developed glasses that change focus automatically, depending on what you're looking at.

Seven years after the ill-fated Google Glass, and five years after Snap rolled out Spectacles, Facebook is trying its hand at smart glasses.

Created by a team led by Prof. Carlos Mastrangelo these, app controlled, smart glasses feature "liquid lenses" that change shape.

During their recent earnings call, CEO Mark Zuckerberg finally confirmed Facebook’s take into the smart-eyewear industry, however no time