Mystery objects, antiques, price guessing, scam-spotting, everyday science and the myths that turn out to be half right.https://worldofcurious.com/en-auhttps://worldofcurious.com/article/what-was-this-household-object-used-for/https://worldofcurious.com/article/what-was-this-household-object-used-for/A heavy glass dome with a hole in the top, found in sideboards and attics everywhere. Three plausible answers, and one that is correct.Thu, 17 Sep 2026 01:00:00 GMTWhat Is This Thing?objectsidentificationhouseholdhistoryEditorial Teamhttps://worldofcurious.com/article/which-cost-more-back-then/https://worldofcurious.com/article/which-cost-more-back-then/Not exact prices, which nobody remembers reliably, but the comparisons: which of two things cost more at the time, and what that says about the period.Sun, 13 Sep 2026 01:00:00 GMTGuess the Pricepriceshistoryeconomicsguess itEditorial Teamhttps://worldofcurious.com/article/how-to-read-a-hallmark/https://worldofcurious.com/article/how-to-read-a-hallmark/The tiny marks stamped into silver tell you the metal, the town, the year and the maker. Here is how to read them, and what the same marks look like when faked.Wed, 09 Sep 2026 01:00:00 GMTAntiques & Collectiblesantiquessilveridentificationhow it worksEditorial Teamhttps://worldofcurious.com/article/what-makes-one-thing-worth-more/https://worldofcurious.com/article/what-makes-one-thing-worth-more/Two similar objects, very different values. Six head-to-head comparisons that explain how condition, rarity, provenance and demand actually interact.Sat, 05 Sep 2026 01:00:00 GMTWhich Is Worth More?antiquesvaluecollectingEditorial Teamhttps://worldofcurious.com/article/six-warning-signs-in-a-message/https://worldofcurious.com/article/six-warning-signs-in-a-message/How to recognise the pressure tactics that almost every scam relies on, described in general terms, with a simple three-step habit that defeats all of them.Tue, 01 Sep 2026 01:00:00 GMTCan You Spot the Scam?scamssafetyeducationEditorial Teamhttps://worldofcurious.com/article/objects-that-changed-shape-for-a-reason/https://worldofcurious.com/article/objects-that-changed-shape-for-a-reason/Plug pins, bottle bases, milk cartons and the humble pencil. Ten familiar objects whose current shape solves a problem you have probably never noticed.Fri, 28 Aug 2026 01:00:00 GMTEveryday Objects: Then & Nowdesignobjectsengineeringthen and nowEditorial Teamhttps://worldofcurious.com/article/everyday-science-questions-answered/https://worldofcurious.com/article/everyday-science-questions-answered/Why metal feels colder than wood, why the sky changes colour, why ice is slippery and six more. Plain explanations, including where the honest answer is that it is complicated.Mon, 24 Aug 2026 01:00:00 GMTEveryday SciencescienceexplainerphysicseverydayEditorial Teamhttps://worldofcurious.com/article/twelve-things-you-have-heard-all-your-life/https://worldofcurious.com/article/twelve-things-you-have-heard-all-your-life/Twelve claims that everybody repeats, checked one at a time. Four are true, five are false, and three are the interesting answer: partly.Thu, 20 Aug 2026 01:00:00 GMTMyth or Fact?mythsfactssciencefolkloreEditorial Teamhttps://worldofcurious.com/article/jobs-that-existed-in-living-memory/https://worldofcurious.com/article/jobs-that-existed-in-living-memory/Switchboard operators, lift attendants, typesetters and the man who lit the streetlamps. Ten vanished occupations, what the work involved, and what replaced each one.Sun, 16 Aug 2026 01:00:00 GMTStrange Jobs & ProfessionsjobsworkhistorytechnologyEditorial Teamhttps://worldofcurious.com/article/how-a-lock-actually-works/https://worldofcurious.com/article/how-a-lock-actually-works/The pin tumbler lock, the zip, the escalator corner, the thermos and the ballpoint pen. Seven everyday mechanisms explained, each with the single clever idea that makes it work.Wed, 12 Aug 2026 01:00:00 GMTHow Does That Work?engineeringmechanismshow it worksdesignEditorial Team