The Hairy Ball theorem, proved by Henri Poincaré in 1885, demonstrates that it's impossible to create a perfectly smooth hair pattern on a spherical surface. The theorem states that any continuous ...

Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

In this season of reflection, it's awe-inspiring to consider how so much is still beyond our scientific understanding — from the big questions of the origins of the universe and life, to the more ...

Netflix’s latest Korean blockbuster The Great Flood has surged to the top of the platform’s global charts for nonglobal films, but audiences are divided over its cryptic ending and philosophical twist ...

Stranger Things 5: The Finale took us down many winding roads. And, it kind of felt like it had five separate endings, given all the different pieces of its epilogue ...

Do you want to know if The Nun II has a post-credits scene? We'll tell you right here: There is one mid-credits scene and no after-the-credits scene in the movie. Full spoilers follow for The Nun II!

Discover exceptions to the law of demand, like Giffen and Veblen goods, and understand why they don't disprove core economic ...