HealthHow working out like an astronaut can reduce back pain and slow ageing The same principles that help astronauts stay strong in microgravity can help us all resist the slow collapse of ageing – and it’s not all about hitting the gym more Features
PhysicsWould aliens do physics, or is science a human invention? Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the universe in a completely different way than we do. Physicist Daniel Whiteson explores what that could tell us about physics and ourselves Comment