Where is the centre of the solar system?

Scientists distinguish between weight and mass, which may seem pedantic until you see what happens on a world where gravity is radically different to Earth’s

20 amazing answers t o curious

The difficulty in creating a theory of ‘quantum gravity’ is that the two ideas look at the Universe at completely different scales. Quantum mechanics looks at the smallest scales of the particles that

Amazing answers to your curious questions

Seeking answers to your science questions? Ask our resident expert, Peter Gallivan

Our eyes paint such vivid portraits of the world around us that it’s easy to forget how much of our surroundings go unseen. Wi-Fi signals pinging this way and that, subatomic particles and radiation z