How much does it matter where you are born, or whether you are heavy or light, if you are a house sparrow? Researcher Kenneth ...

Albert Einstein was intrigued by a simple puzzle: an old car must travel 2 miles at an average of 30 mph. The twist? Its structure makes the solution impossible. Can you solve it?

Mathematician finally solves infamous moving sofa problem popularised by Friends ‘pivot’ scene - Scientific American jokes ...

A geometry problem that puzzled mathematicians for nearly six decades has finally been cracked — and the breakthrough comes ...