Tech Xplore on MSN6d
AI combined with holograms creates an uncrackable optical encryption system
As the demand for digital security grows, researchers have developed a new optical system that uses holograms to encode ...
BBC1y
Writing whole numbers as words
This section can help answer questions where numbers are written using words as well as digits. Each digit in a number has a place value. It shows the position of a digit in a number. The first ...