Marcus du Sautoy uses combinations of peaches and plums and a set of scales, to show how simultaneous equations can be solved. This method didn’t appear in the West until the 19th century, but had ...

Discover how the equation of exchange links money supply, velocity of money, and price levels, influencing inflation and economic activity. Learn key formulas and impacts.

The genealogy site’s clarification of its terms and conditions has barred those working on unsolved crimes from access to the company’s vast trove of records. By Corey Kilgannon Since online genealogy ...

The advent of next-generation sequencing has made possible genome analysis at previously unattainable depth. Roche, Illumina and Life Technologies, among others, have developed well-established ...