A growing body of theoretical and experimental work in physics is converging on a striking possibility: time, the dimension humans experience as a constant forward flow, may not be a fundamental ...

A cluster of recent theoretical papers has laid out mathematical frameworks for propelling spacecraft at speeds ranging from ...

Studying the complete spectrum of the General Theory of Relativity and beyond: from the vast dimensions of the universe down to the incredibly tiny dimensions of strings - in Potsdam-Golm.