PhysicsPhysicists discover that 'impossible' particles could actually be real Every fundamental particle in the universe fits into one of two groups called fermions and bosons, but now it seems there could be other particles out there that break this simple classification and were once thought to be impossible 51¶¯Âþ
PhysicsThe wild physics that could actually be used to build a time machine From warp drives to quantum tricks, here are five ways that physicists have figured out how to theoretically travel back in time Features