A new study by researchers in Japan has found a stronger correlation between nose length and penis size than with hand or foot size. Researchers at Kyoto Prefectural University of Medicine analysed ...

When working with circles it is important to recognise and be able to name different parts of the circle. A segment of a circle is an area enclosed by a chord and an arc. What is the name given to a ...

It is commonly believed that geometry began as a practical subject, and came into being as a result of everyday concerns. The earliest practitioners of geometry ...

Trigonometry shortcuts for people who can't be bothered to remember all the function relations, or silly acronyms like SOHCAHTOA.

It always seemed ludicrous to me that an APS-C lens doesn’t simply display its 35mm equivalent focal length. Something like 52.2mm (for example) doesn’t look particularly tidy, sure, but a lens’ focal ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations for ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Marguerita is a Certified Financial Planner ...