One ball on a Plinko board is unpredictable. Drop a thousand and they form a near-perfect bell curve—one of math’s most powerful ideas for 150+ years.

Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest and technology. Her stories hold a mirror to society, reflecting both its malaise and its beauty.

Robert Stammer, CFA, is the former director of investor engagement at CFA Institute and writes on thought leadership in the investment management industry. Charlene Rhinehart is a CPA , CFE, chair of ...

Using tea tree oil may help control scalp oil production and promote healthy hair growth. Tea tree oil is potent, so it's important to dilute it before applying it to your scalp or hair. Ingesting tea ...

Chris Neiger has 10+ years of experience writing for both print and online publications. His work has appeared in the BBC, The Motley Fool, and AOL. LPETTET / Getty Images Gambling is unlikely to ...

We have two webinars from the Institute of Imagination to choose from, each offering unique insights and practical guidance. Our latest webinar is perfect for teachers seeking hands-on support with ...