Today’s state-of-the-art optical clocks offer accuracy to 18 decimal places, which is roughly equivalent to measuring the ...

Speckle contrast optical spectroscopy provides a cost-effective way to assess cerebral blood flow for diagnosis of neurological disorders ...

A handy addition to your toolbox, the best laser tape measure delivers measurements instantly. Our product testing team tried ...

Instead of manual measurements with tape measures, laser scanners emit millions of light pulses per second, measuring the distance to every surface they encounter. The process captures an entire ...

BRIN researchers have developed an innovation that uses light for various agricultural purposes, such as measuring seed ...

Take tape measures, once a palm-sized object that housed a metal ribbon that could snap back enthusiastically -- has been transformed into a palm-sized device with with a laser inside. Yup, the ...

When water penetrates rock crevices in permafrost, it transports heat deep underground, where it causes the frozen rock to ...

Anyone would say that hitting a moving object 130,000 km from Earth with a laser beam would be impossible. However, in April ...

Explore innovative distance measurement methods for DIY projects. Learn about tools like UWB, barometers, and camera-based systems.

Researchers from IISST used simple polymethyl methacrylate (PMMA) to partially correct a turbulent laser beam and restore its ...