Optical illusion puzzles are known to be fun and fascinating brain challenges that are designed in such a manner that they play tricks on your eyes as well as minds. These puzzles can make you see ...

Plantlike designs on pottery made almost 8,000 years ago may be the earliest evidence yet of mathematical thinking. Many of the flower decorations painted on pottery by an ancient culture in northern ...

Craig Anthony, CFA, is the founder and CEO of the Craig Anthony Group LLC. He is also an Investopedia contributor and published author. Michael Boyle is an experienced financial professional with more ...