For a long time, we've been sold the idea that Genghis Khan, the 13th century founder of the Mongol Empire, was so phenomenally prolific that one in 200 men alive today carries his exact Y chromosome.

Getting the most out of A/B and other controlled tests by Ron Kohavi and Stefan Thomke In 2012 a Microsoft employee working on Bing had an idea about changing the way the search engine displayed ad ...

March 1, 2026 • She was thrilled to become the first teacher from a government-sponsored school in India to get a Fulbright exchange award to learn from U.S. schools. People asked two questions that ...