Heterotic string models arise by compactifying ten-dimensional string theories that combine supersymmetric strings with large gauge groups on six-dimensional Calabi–Yau manifolds. The choice of Calabi ...
Forbes contributors publish independent expert analyses and insights. Tim Newcomb covers tennis gear/business, stadiums and shoe tech. So much is made about the technology of tennis rackets. But don't ...
Taking another angle on the string theory genre, a Harvard mathematician and a science writer join up to explore the geometry of curled-up universes too small to see.