Queen's University has unveiled a hologram system for video-chatting, which allows people in different locations to appear before one another in life-size, 3D forms. (Queen's University )"If you want to convey non-verbal communications ... you need to convey everything ... because otherwise you don't get the feeling that there is a person there." He added that a headset or 3D glasses are not needed to see the hologram because the display projects a light field. A close-up of Queen's University's new hologram video chatting system, which was unveiled on April 25, 2018. (Queen's University )"Face-to-face interaction transfers an immense amount of non-verbal information," said Vertegaal, a professor of human-computer interaction.

Source: CBC News April 29, 2018 09:00 UTC