Optical data storage is the use of light to write and read information to and from a memory device. Storage can be achieved by using lasers to pattern a surface, such as on a compact disc, or ...

One of the most exciting developments is the supposed introduction of a new 1-inch 200MP ISOCELL image sensor for the Galaxy S25 Ultra's main camera. This larger sensor size promises to deliver ...

U.S. soldiers prepare for a night mission during operational testing of two new GPS navigation systems. (Nicholas Robertson/Army) The Army’s annual exercise focused on refining its Positioning ...

You might think aftermarket parking sensors could be a bit of an unusual car upgrade at first, a bit like aftermarket reversing cameras, and you’d be right. Across ...

Optical illusions reveal hidden personality traits based on what a person sees first. If one sees mountains, they are friendly and peace-loving. Seeing a dog indicates emotional sensitivity and ...

We’ve all marveled at the cleverness and intricacy of optical illusions, but they can also have some important uses, like this optical illusion-based personality test that can reveal your very ...

It uses weak electromagnetic waves rather than strong ones, which means that smaller adjustments and movements are picked up by the sensor. The boost to accuracy is definitely noticeable.

Achieving accurate in situ measurement of DO is of utmost importance. In recent years, DO sensors based on optical detection principles have gained prominence due to their advantages of fast response, ...

This study introduces a novel approach using a low-cost wearable polymeric optical fiber (POF) sensor to classify stress in 12 healthy individuals (seven women and five men) using the Trial Social ...