Have you ever come across an idea that seems perfectly logical at first, but the more you think about it, the less sense it makes? Welcome to the wonderfully confusing world of paradoxes. These aren't ...

Add Yahoo as a preferred source to see more of our stories on Google. Have you ever come across an idea that seems perfectly logical at first, but the more you think about it, the less sense it makes?

Editor’s Note: Published in 1957, this article comes from Martin Gardner’s legendary Scientific American column Mathematical Games. Read more in our special digital issue, Fun and Games. A paradox is ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Gödel’s incompleteness theorems are connected to unsolvable calculations in quantum physics. A logical paradox at the heart of mathematics and computer science turns out to have implications for the ...

The correct technical definition of infinity is that it is equal to some of its parts. For example, both the set of all real numbers and the set of all even numbers have infinite elements, yet it is ...

We are always solving problems, some of which have instantly obvious solutions and others that do not. In the latter case, the word puzzle comes to mind instead. A problem can be defined therefore as ...

Humans are usually pretty good at recognizing when they get things wrong, but artificial intelligence systems are not. According to a new study, AI generally suffers from inherent limitations due to a ...