PhysicsPhysicists in 2024 searched the quantum realm for the truth about timeTwo separate theoretical studies published this year argued that time itself is bound up in the odd quantum property of entanglement, but deep mysteries remain¿ìè¶ÌÊÓÆµ
TechnologyChips linked with light could train AI faster while using less energy A technology that packs more optical fibre connections onto chips could let them transmit 80 times as much information, speeding up AI training and slashing data centre energy costs ¿ìè¶ÌÊÓÆµ