In an unprecedented step, researchers crafted a detailed model compatible with the universe’s accelerated expansion.

Steve Giddings is a University of California, Santa Barbara string theorist. A provocative branch of physics called string theory might explain everything in the universe, such as how matter came into ...

Event display in the signal region from data taken in 2018. The pixel tracklet candidate with p T = 1.2 TeV is shown by the red solid line and other inner detector tracks by the thin orange lines.