factoid

noun
1
something that is widely accepted as a fact, although it is probably not true
اطلاعات نادرست, نیمه‌حقیقت, موضوع شایع غیرواقعی
2
a small piece of interesting information, especially about something that is not very important
اطلاعات جزئی, جزئیات جالب, نکته جالب
Here's a pop factoid for you.