PhysicsMathematicians must be more prepared to test their truths Mathematical proofs embody a Platonic ideal of eternal truth. Two major contested proofs this week show the need for more controversy, not less Leader
PhysicsWatch the weird new solutions to the baffling three-body problem The three-body problem, which determines how objects orbit each other in space, is notoriously difficult to solve. Now there are 231 new valid orbits News