Ollech & Wajs revived its "computer" watch from the 1960s, offering further proof that this underrated watch feature is ...

The brain-teaser, which has gone viral on X (formerly Twitter), appears to show four basic equations. At first glance, the equation seemingly shows a pattern, one that is not easily cracked.

We present a general method for solving the modified Helmholtz equation without shape approximation for an arbitrary periodic charge distribution, whose solution is known as the Yukawa potential or ...

We use acronyms of the constructs and sub-constructs of the variable of this study to develop the equations and to explain the interacting phenomena of online tourism and tourists’ behaviors. For the ...