Jineon Baek solved the "moving sofa problem," proving that the largest sofa to fit through a tight corner is 2.2195 units.

Mathematicians have finally revealed how Ross from Friend's really could have pivoted his sofa up the staircase in that ...

Regardless of whether you live in a small space, you have kids or pets, or you're after a traditional aesthetic, there's a leather sofa out there for you. To give you an idea of your options, I've ...