You have probably encountered the base rate fallacy, and it probably fooled you. Part mathematical paradox and part cognitive ...

I have been playing Dungeons & Dragons for more than 20 years, and in all that time, I have never encountered a monster more original and interesting than the False Hydra. Perhaps the most popular ...

Fruit of the Loom's logo never had a cornucopia and you didn't have pizza for dinner last Friday. By RJ Mackenzie Published Jan 27, 2026 9:01 AM EST Get the Popular Science daily newsletter💡 ...

Is there any way to tell if something is true or not? Without the benefit of a lie detector or Pinocchio’s growing nose, some sentences can leave you stumped. There are some facts that sound so ...

When intrusive thoughts in obsessive-compulsive disorder (OCD) feature inaccurate memories, you may have false memory OCD. As with other subtypes of OCD, medication and psychotherapy can help treat ...

Conspiracy theories about so-called false-flag attacks have been around for decades. But as trust in media and public institutions craters, every single major news event is now being labeled as fake.

False flag operations have happened for generations, but in recent history, actual false flags are outnumbered by dubious conspiracy theories. Experts have warned that social media rumors alleging ...