Today's selection of need-to-know updates from the world of physics
Read article: Flash Physics: Rosetta’s fiery final mission, where to look for axions, no magnetic monopoles at the LHC
Connection is important step towards European network of ultra-precise timekeepers
Read article: Optical link connects atomic clocks over 1400 km of fibre
Stephan Schlamminger describes how this device will redefine mass
Read article: What is a watt balance?
Neutron charge imbalance could explain lack of antimatter
Read article: Ultracold neutrons put a new spin on neutron dipole measurements
Particle beam with orbital angular momentum could test the foundations of quantum mechanics
Read article: How to put neutrons into a twist
Simple devices can protect quantum cryptography from eavesdroppers
Read article: Physicists defend against Trojan-horse quantum hackers
Hybrid quantum system combines light, motion and spin
Read article: Levitating diamonds could improve motion sensors
Physicists develop theoretical framework for measuring heat in tiny objects
Read article: How to make a better quantum thermometer
Millennia of astronomical timekeeping ended on 3 June 1955
System reduces ambient field by a factor of more than one million
Read article: Extraordinary magnetic shield could reveal neutron’s electric dipole moment
