After the Toledo Museum of Art canceled a pioneering exhibition of glass cannabis pipes, many people wondered what lay behind the decision. By Zachary Small Susan Polgar, a chess grandmaster, will be ...

We help a reader track down an unusual, decades-old wineglass. By Tom Delavan The artist Sourabh Gupta gives a step-by-step guide to crafting Icelandic poppies out of crepe paper. By Jinnie Lee A ...

Day trading might sound like a fun way to make a living, but it’s a hard game for new traders to break into. Not only do day traders need high-tech stock scanners to locate stocks with potential, but ...

Protein design (or protein engineering) is a technique by which proteins with enhanced or novel functional properties are created. Proteins can be engineered by rational design, which typically uses ...

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. The Ulcer Index (UI) is a technical indicator that quantifies downside risk by measuring the depth and duration of ...

Annika Sorenstam is one of the most prolific winners in golf history. She dominated at every level—and is still going. But perhaps even more impressive than wins on her resume was the manner in which ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...