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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Khadija Khartit is a strategy, investment, ...

The neocortex generates periods of recurrent activity, such as the slow (0.1–0.5 Hz) oscillation during slow-wave sleep. Here we demonstrate that slices of ferret neocortex maintained in vitro ...

Convincing runners to add strength training to their schedules is no easy feat. But hear us out: Lifting weights can make you a better runner in a few different ways. You’ll run more efficiently, ...

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Natalya Yashina is a CPA, DASM with over 12 years of experience in ...

Rare 3,000-year-old Bronze Age treasure has been discovered in a field in Staffordshire - and now a £150,000 campaign has been launched to keep it in Stoke-on-Trent. The solid gold dress fastener, ...

February 20, 2026 • In 1974, Lt. Colonel Randall Lanning manned the launch controls that could deploy nuclear weapons in the event of a Soviet attack. He looks back at one night that's still etched in ...