Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...

People of virtually all age groups are vaping. For people from middle schoolers to baby boomers, disposable e-cigarette use is wildly popular. The vape epidemic not only causes health issues for vape ...

Visual illusions are illusions that test the reader's critical thinking, problem-solving skills as well as the ability to see things minutely. These challenges have the potential to enhance ...

A factor is a number which divides into another number, without leaving a remainder. Factors should be whole, positive numbers. Factors always come in pairs. This pair will always multiply together to ...

The CBD creams we’ve found to be most effective for pain tend to have other ingredients that create a cooling sensation for pain relief. It’s hard to say which ingredient is offering the bulk of the ...

This paper investigates the direct position determination (DPD) problem from passive measurements made with a moving antenna array in the case of a timevarying number of emitting moving sources. We ...