TechnologyWhy have Elon Musk and Tesla suddenly turned against bitcoin? Elon Musk has performed a sudden U-turn on bitcoin over concerns about its energy usage, and says his electric car firm Tesla will no longer accept the cryptocurrency as payment Analysis
PhysicsHas the Large Hadron Collider finally challenged the laws of physics? The LHCb experiment at the Large Hadron Collider has seen "tantalising hints" of physics beyond our standard understanding of the universe, but will the results stand up? Analysis