Constants and units Research update Antiatoms yield their first optical spectrum Result paves the way to high-precision tests of matter-antimatter asymmetry Read article: Antiatoms yield their first optical spectrum
Telescopes and space missions News Flash Physics: Xavier Barcons to lead ESO, molecular fountain, X-ray phase-contrast imaging goes mainstream Today's selection of need-to-know updates from the world of physics Read article: Flash Physics: Xavier Barcons to lead ESO, molecular fountain, X-ray phase-contrast imaging goes mainstream
Ultrafast science News Flash Physics: Imaging single ions, UK’s merging ‘supercouncil’, OMEGA laser sets fusion record Today's selection of need-to-know updates from the world of physics Read article: Flash Physics: Imaging single ions, UK’s merging ‘supercouncil’, OMEGA laser sets fusion record
Constants and units Video Why do physicists want to redefine basic units as fundamental constants? Stephan Schlamminger explains why it's all change for SI units Read article: Why do physicists want to redefine basic units as fundamental constants?
Constants and units Research update NIST-4 watt balance weighs in on Planck’s constant Most precise measurement of h is one step closer to redefining the kilogram Read article: NIST-4 watt balance weighs in on Planck’s constant
Structure and dynamics Research update Physicists put the arrow of time under a quantum microscope Entropy caused by quantum fluctuations measured at the molecular level Read article: Physicists put the arrow of time under a quantum microscope
Ultrafast science Research update Spectroscopy technique offers a new way to define temperature Lasers could be used to measure Boltzmann's constant Read article: Spectroscopy technique offers a new way to define temperature
Structure and dynamics Research update Does time dilation destroy quantum superposition? Interplay between gravity and quantum mechanics should be observable on Earth Read article: Does time dilation destroy quantum superposition?
Telescopes and space missions Research update Highly charged ions could measure changes in fine-structure constant Measurements on Earth could help us understand light from distant quasars Read article: Highly charged ions could measure changes in fine-structure constant
Ultracold matter Podcasts The masters of antimatter A look inside CERN's Antimatter Factory and a day in the life of an antimatter tamer Read article: The masters of antimatter