Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

Collaboration has obtained a high-precision cosmic-ray boron spectrum in the energy range of 10 GeV/n–8 TeV/n, and discovered ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.