Question of the month

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

JD Savage investigates a mysterious, invisible force that rules the universe. Just watch out it doesn’t pull you in!

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

Amazing answers to your curious questions

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

20 amazing answers t o curious