Once an initial distance measurement has been taken, the Spatial Ruler’s app lets you estimate the size of objects in a scene by simply positioning dots around whatever you’re trying to measure.

iPhone dongles can do everything from high-speed data transfers to testing for HIV. At Computex 2015 in Taipei this week, a local manufacturer is showing off a laser pointer for the Apple phone ...

A revolutionary kind of laser light called an optical frequency comb makes possible a more precise type of atomic clock and many other applications Editor's note: This story was originally posted ...

iPhone dongles can do everything from high-speed data transfers to testing for HIV. At Computex 2015 in Taipei this week, a local manufacturer is showing off a laser pointer for the Apple phone ...

At Computex 2015 in Taipei this week, a local manufacturer is showing off a laser pointer for the Apple phone that can precisely measure short distances. The iPin Laser Ruler is a thumbnail-sized ...