Bungie's Julia Nardin explains the strange moth in Marathon’s loading screen, from debugging lore to silkworm-inspired WEAVEworms.

Learn about the witching hour, the final trading hour on expiration days for options and futures, a period marked by increased market volatility and high trading volumes.

Chris Gallant, CFA, is a senior manager of interest rate risk for ATB Financial with 10 years of experience in the financial markets. Andy Smith is a Certified Financial Planner (CFP®), licensed ...