In this video, we explore the relationship between string theory and quantum field theory (QFT). QFT is a mathematical ...

Small vibrations: Richard Norte in his lab at the Faculty of Mechanical Engineering of Delft University of Technology. (Courtesy: Studio Wavy for Delft University of Technology) A new “nanostring” has ...

Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of Ask a Spaceman and Space Radio, and author of How to Die in Space. He contributed this article to ...

Today's physicists are struggling with a quandary. They have accepted two separate theories that explain how the universe works: Albert Einstein's general theory of relativity, which describes the ...

Some physicists think there is a unit of matter more fundamental than what has been experimentally confirmed to date. They think that everything in the universe is made of tiny vibrating strands of ...