Oct. 17, Tuesday -- Our entire outlook is about to change as physicists put forward theories that our universe is just a tiny pocket in a stupendous landscape, says Leonard Susskind, professor of ...

String theory has long been presented as physicists' best candidate for describing the fundamental nature of the Universe. Yet, at the beginning of the 21st century, it became apparent that most ...

John McGreevy is Professor of Physics at the University of California, San Diego. He is a theoretical physicist with interests in quantum matter, string theory, and ...

String theory found its origins in an attempt to understand the nascent experiments revealing the strong nuclear force. Eventually another theory, one based on particles called quarks and force ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. It's one of the most brilliant, controversial and unproven ideas in all ...

In the late 19th century, classical physics seemed complete. Scientists believed they had uncovered all the laws governing the universe, which appeared to operate like a precise machine. But ...

Is string theory science? Physicists and cosmologists have been debating the question for the past decade. Now the community is looking to philosophy for help. Earlier this month, some of the feuding ...