If you are a coder or have the know-how of computer programming, then you would know that to add a ‘not equal to’ sign, we use “!=”. Although this does the job for you as your system can understand ...

When Bill Buxton worked at Xerox’s Palo Alto Research Center in the early 1990s, he examined the classic children’s homemade telephones: two cups connected by a taut string. He wondered why that same ...