DataBackedNews reports on technology, markets, science and the economy through primary data and peer-reviewed research. Every figure carries its source, sample size and date. Updated daily.https://databackednews.com/enhttps://databackednews.com/articles/best-cs2-case-opening-sites-2026/https://databackednews.com/articles/best-cs2-case-opening-sites-2026/We compared the top CS2 case-opening sites on the numbers that matter — bonus value, minimum deposit, withdrawal speed, user base and age. Key-Drop leads on bonus size with code LOOT. Full data table, verified promo codes, and the house-edge math.Sun, 26 Jul 2026 05:07:59 GMTgamingCS2 casescase opening sitespromo codesCS2 skinsCounter-Strike 2https://databackednews.com/articles/generative-engine-optimization-2026-research/https://databackednews.com/articles/generative-engine-optimization-2026-research/A synthesis of four peer-reviewed studies on how AI search decides what to cite — covering visibility instability, the discovery gap, content structure, and the earned-media bias. Every figure sourced and dated.Sun, 26 Jul 2026 05:07:59 GMTtechnologygenerative engine optimizationAI searchLLM citationGEOretrievalhttps://databackednews.com/articles/discovery-gap-ai-search/https://databackednews.com/articles/discovery-gap-ai-search/A 112-product study found AI models recognize products by name 99% of the time but surface them in category searches just 3–8% of the time — and on-page GEO optimization did nothing to close the gap.Sun, 12 Jul 2026 00:00:00 GMTtechnologyAI searchproduct discoveryGEOChatGPTPerplexityhttps://databackednews.com/articles/ai-search-visibility-instability/https://databackednews.com/articles/ai-search-visibility-instability/A St. Gallen study tracked four AI engines for six weeks and found the sources they cite overlap only 34–42% between consecutive days. AI visibility is a distribution, not a ranking — and needs 7–8 measurements to pin down.Fri, 10 Jul 2026 00:00:00 GMTtechnologyAI searchmeasurementGEOvisibilitystatisticshttps://databackednews.com/articles/content-structure-ai-citations/https://databackednews.com/articles/content-structure-ai-citations/A six-engine study held meaning constant and changed only document structure — headings, chunking, tables. Citation rate rose 17.3%, with heading hierarchy alone responsible for nearly half the gain.Wed, 08 Jul 2026 00:00:00 GMTmethodsGEOcontent structureAI citationschemainformation designhttps://databackednews.com/articles/how-to-read-a-p-value/https://databackednews.com/articles/how-to-read-a-p-value/A p-value is not the probability your result is true, and 'not significant' is not 'no effect.' A plain-language guide to what a p-value actually means, the traps, and how to check significance yourself.Sun, 05 Jul 2026 00:00:00 GMTmethodsstatisticsp-valuesignificancemethodologyhypothesis testing