Growing threat: More US extremists have military training

A vintage glimpse of Europe's most historic markets

How a dead language shaped the Western world

Megacities of the ancient world

What are the oldest currencies still in use today?

Popular things that debuted at World's Fairs

The most iconic sport rivalries of all time

Prohibited baby names around the world

Smart grocery shopping: How to spend less and get more

How to protect your digital privacy

Ho ho ho! Smile with these funny Christmas jokes

How hidden meanings shape well-known logos

Why are Fabergé eggs so special?

Great minds who mentored other great minds

Common misconceptions about dogs, debunked

Eye-popping facts about eyeglasses

Famous quotes on war

Separation anxiety: what it really is, and how to cope

Crab culture and its impact on society

Australia's fascinating culture and traditions

How to make your outdoor space more private

Do plants and trees have consciousness?

30 good luck plants to bring fortune into your home

The infamous 'blood countess' who reportedly killed hundreds of girls

Could it be someone else? Why your family must have an AI safe word

Amazing stories behind famous photographs

Essential items the US imports from Mexico, China, and Canada