Quantum physics is one of the hardest things to understand intuitively, because essentially the whole point is that our classical picture is wrong.

The only people who can fix Africa are talented young Africans. By unlocking and nurturing their creative potential, we can create a step change in Africa's future.

We are analog beings living in a digital world, facing a quantum future.

There have been bangs in the past. There will be bangs in the future. We may live in an endless universe.

What I most wanted even at that early age, was to capture and hold the truth, with the certainty and love that it brings.

That's progress-when we prove things wrong.

Scientists cloister themselves away from the rest of society, happy just to receive their next grant. They lose their connection to a purpose.

If you think about the actual problems we are facing - all the crises - we have the means to solve these crises. The past has shown us we are able to do things we never imagined we would be able to do.

My goal is to get people thinking and trying to wrap their heads around the amazing things that have been achieved and to dream about what will be achieved.

If the universe sprung into existence and then expanded exponentially, you get gravitational waves traveling through space-time. These would fill the universe, a pattern of echoes of the inflation itself.