A new study reimagines the 3,000-year-old technology using fluids, avoiding the most annoying limitations of teeth-driven ...

Engineers reinvent the 5,000-year-old gear using fluids instead of solid teeth.

Self-propelled mowers powered by gas will require you to keep an eye on the fuel and oil levels, the cleanliness of the air ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

In November 1942, during World War II, German soldiers in North Africa examined a captured American Jeep. What they ...

Imagine a fully automated 3D printer suspended in midair, churning out crucial components for use at home and abroad.

Discover how simple interest benefits borrowers in car loans and consumer purchases, and learn why it might not be ideal for ...

With eight years of experience as a financial journalist and editor and a degree in economics, Elizabeth Aldrich has worked on thousands of articles within the realm of banking, economics, credit ...

ETFs let you invest in a diversified portfolio via a single transaction. ETF shares trade throughout the day on exchanges like stocks. ETFs generally incur lower costs and are suitable for long-term ...